help asap im so lost

The number of different committees that can be formed is 495

From the question, we have the following parameters that can be used in our computation:

People = 12

Committee = 4

These can be represented as

n = 12 and r = 4

The number of different committees that can be formed is

Number = nCr

So, we have

Number = 12C4

Evaluate

Number = 495

Hence, the committee are 495

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Answer:

First, we need to convert 15 American dollars to Euro:

15 USD * 17.1 Euro/USD = 256.5 Euro

Then, we can use the exchange rate between Euro and Dominican Pesos to convert Euro to Dominican Pesos:

1 Euro = 435.2 Dominican Pesos/7 Euro

Therefore, 256.5 Euro = (256.5/7) * 435.2 Dominican Pesos = 9,475.2 Dominican Pesos

Finally, we can use the proportion:

12 USD / 15 USD = x Dominican Pesos / 9,475.2 Dominican Pesos

Solving for x, we get:

x = (12/15) * 9,475.2 = 7,580.16 Dominican Pesos

Therefore, 12 American dollars is worth 7,580.16 Dominican Pesos.

An appropriate assignment of digits to the outcomes for a simulation of this random process would be:

Option 1: Let 0 and 1 = the student is enrolled in the nursing program. Let 2-5 = the student is not enrolled in the nursing program. Skip the digits 6, 7, 8, 9, and 0.

This option assigns two digits, 0 and 1, to represent the two possible outcomes: a student is either enrolled in the nursing program (outcome 1) or not enrolled (outcome 2-5). The digits 2-5 represent the non-nursing program outcomes, and the digits 6-9 and 0 are skipped.

Option 1 is appropriate because it assigns a unique digit to each possible outcome, and the skipped digits are not relevant to the simulation. Additionally, the proportion of digits assigned to each outcome (2 out of 10) corresponds to the proportion of students in the nursing program (20%).

Answer: Broken Math Problem

Step-by-step explanation:

Answer:correct answer is 0.57

5.71

Step-by-step explanation:We can solve this quadratic equation in cos(θ) by using the substitution u = cos(θ):

3u^2 + 7u - 8 = 0

Now we can factor the quadratic:

(3u - 1)(u + 8) = 0

Therefore, either:

3cos(θ) - 1 = 0

cos(θ) = 1/3

or:

cos(θ) + 8 = 0

cos(θ) = -8 (not possible, since cos(θ) is between -1 and 1)

So, we have cos(θ) = 1/3. Since 0 ≤ θ < 2π, we can find the two solutions in the interval [0, 2π) by using the inverse cosine function:

θ = arccos(1/3)

Using a calculator, we find:

θ ≈ 1.2309 or θ ≈ 5.1102

Therefore, in radians, the solutions for θ are approximately:

1.2309 (which is less than 2π)

5.1102 (which is greater than 2π)

So the only answer that satisfies 0 ≤ θ < 2π is:

1.2309 (rounded to four decimal places)

Therefore, the answer is:

Answer:

Step-by-step explanation:

Quadrant II

A is in Quadrant I   then you count counterclockwise

B quadrant II     (2)

C Quadrant III    (3)

D Quadrant VI   (4)

Roman numerals are used to for quadrant number

The objective of the above task to to check your ability to compute various parts of a parallelogram given various inputs. See the solution attached.

A parallelogram is a basic quadrilateral with two pairs of parallel sides in Euclidean geometry. A parallelogram's opposing or facing sides are of equal length, and its opposite angles are of equal measure.

Note that the corners angles (AB,C,D)are derived as follows;

A = C = θ

B = D = Φ

A + B = 180° = π radians

for a parallelogram that is not a rectangle or square,

0 < A< 90° (0 < A < π/2),

90° < B < 180° (π/2 < B < π)

The diagonals are derived as follows:

Diagonals: d, c

d = √( a² + b² - 2ab cos(A) ) = √( a² + b² + 2ab cos(B) )

c = √( a² + b² + 2ab cos(A) ) = √( a² + b² - 2ab cos(B) )

d² + c² = 2(a² + b²)

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The amount on compound interest is $ 96,685,319.07

The amount on compound interest is given by A = P(1 + r)ⁿ where P = principal amount, r = interest rate and t = time

To find the amount on compound interest given that

So, substituting the values of the variables into the equation, we have that

A = P(1 + r)ⁿ

A = $3830(1 + 0.66)²⁰

A = $3830(1.66)²⁰

A = $3830(25244.21)

A = $ 96,685,319.07

The amount is $ 96,685,319.07

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The dimensions of the plot that would enclose the most area are (width, length) = (125/6, 125/3).

We have,

Let's assume that the barn wall is located on the south side of the rectangular plot, and the fencing is required on the remaining three sides (east, north, and west).

Let's denote the width of the plot as x and the length of the plot as y.

Then, the length of fencing required can be expressed as:

L = x + y + x/2

where x/2 is the length of the shared fencing with the neighbor.

The cost of fencing can be expressed as:

C = 24L

Substituting the value of L, we get:

C = 24(x + y + x/2)

Since the farmer is not willing to spend more than $6000, we have:

24(x + y + x/2) ≤ 6000

Simplifying this inequality, we get:

3x + 4y ≤ 500

Now, we need to maximize the area of the rectangular plot, which is given by:

A = xy

Using the inequality constraint, we can express y in terms of x as:

y ≤ (500 - 3x)/4

Substituting this value of y in the expression for A, we get:

A = x((500 - 3x)/4)

Simplifying this expression, we get:

A = (125/4)x - (3/4)x^2

To find the value of x that maximizes A, we can take the derivative of A with respect to x and set it equal to zero:

dA/dx = 125/4 - (3/2)x = 0

Solving for x, we get:

x = 125/6

Substituting this value of x in the expression for y, we get:

y = (500 - 3(125/6))/4 = 125/3

Therefore,

The dimensions of the plot that would enclose the most area are (width, length) = (125/6, 125/3).

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The pair of angles are complementary angles and the value of x is 15.

The pair of angles are complementary angles because their sum is equal to 90 degrees.

We can set up an equation based on the given information:

4x + 2x = 90

Simplifying this equation, we get:

6x = 90

Dividing both sides by 6, we get:

Value of x = 15

Therefore, the angle that measures 4x degrees is:

4x = 4(15) = 60 degrees

And the angle that measures 2x degrees is:

2x = 2(15) = 30 degrees

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The expression f(t) + g(t)  in the context of composite functions mean (f + g)(t)

From the question, we have the following parameters that can be used in our computation:

f(t) + g(t)

The above means that we add the functions f(t) and g(t) together to form another function i.e. a composite function (f + g)(t)

Another way to write the sum of the functions is (f + g)(t)

So, in this context; f(t) + g(t)  means (f + g)(t)

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Answer:  1[tex]\frac{1}{4}[/tex]

Step-by-step explanation:

Divide using long division. The whole number portion will be the number of times the denominator of the original fraction divides evenly into the numerator of the original fraction, and the fraction portion of the mixed number will be the remainder of the original fraction division over the denominator of the original fraction.

The solution is :Total manufacturing cost per Lamp is $15.10 per lamp.

Explanation:

Cost per part of Material handling = $3000/6000 parts

Cost per part of Material handling = $0.50 per part

Assembling per hour = $7200/3000

Assembling per hour = $2.40 per hour

Packaging per lamp = $4000/2000

Packaging per lamp = $2 per lamp

Total manufacturing cost per Lamp = $8 + (9*$0.50) + ($2.40/4) + $2

Total manufacturing cost per Lamp = $8 + $4.5 + $0.6 + $2

Total manufacturing cost per Lamp = $15.10 per lamp

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complete question:

Traditions Home Accessories Company manufactures decorative lamps using an activity-based costing system to allocate all manufacturing conversion costs. The following information is provided for the month of June: Activity Estimated Indirect Activity Costs Allocation Base Estimated Quantity of Allocation Base Materials handling $3,000 Number of parts 6,000 parts Assembling $7,200 Number of hours 3,000 hours Packaging $4,000 Number of lamps 2,000 lamps Four lamps can be assembled in 1 hour. Each lamp consists of 9 parts. The total direct materials cost per lamp is $8.00. What is the total manufacturing cost per lamp

The graph of the equation x² + y - 36 = 0 is symmetric with respect to the y-axis and the origin, but not with respect to the x-axis.

x² + y - 36 = 0

Symmetry with respect to the x-axis:

Replace y with -y: x² - y - 36 = 0

This equation is not equivalent to the original equation, so the graph is not symmetric with respect to the x-axis.

Symmetry with respect to the y-axis:

Replace x with -x: (-x)² + y - 36 = 0

Simplifying, we get x² + y - 36 = 0, which is equivalent to the original equation.

Therefore, the graph is symmetric with respect to the y-axis.

Symmetry with respect to the origin:

Replace x with -x and y with -y: (-x)² + (-y) - 36 = 0

Simplifying, we get x² + y - 36 = 0, which is equivalent to the original equation.

Therefore, the graph is symmetric with respect to the origin.

Hence, the graph of the equation x² + y - 36 = 0 is symmetric with respect to the y-axis and the origin, but not with respect to the x-axis.

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According to the compound interest concept the total cost of the land today is $89,306.64, $86,249.94, $83,693.44 respective to the discount percentage.

To calculate the PV of the second payment of $48,000 due in three years, we need to use the formula for the present value of a single sum:

PV = FV / (1 + r)ⁿ

where PV is the present value, FV is the future value, r is the discount rate, and n is the number of periods.

Using the given information, the FV is $48,000, the discount rate is 4%, 6%, or 8%, depending on the question, and the number of periods is three. Using a financial calculator, Excel, or present value tables, we can calculate the PV of the second payment:

For a discount rate of 4%:

PV = $48,000 / (1 + 0.04)³ = $41,306.64

For a discount rate of 6%:

PV = $48,000 / (1 + 0.06)³ = $38,249.94

For a discount rate of 8%:

PV = $48,000 / (1 + 0.08)³ = $35,693.44

Next, we need to add the PV of the second payment to the initial payment of $48,000 to get the total cost of the land today:

For a discount rate of 4%:

Total cost = $48,000 + $41,306.64 = $89,306.64

For a discount rate of 6%:

Total cost = $48,000 + $38,249.94 = $86,249.94

For a discount rate of 8%:

Total cost = $48,000 + $35,693.44 = $83,693.44

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Answer: 7

Step-by-step explanation:

The percentage of students who play a sport but do not like physical education = 16%

The correct answer is an option (B)

The complete two way frequency table for given situation would be,

                                                    Play a Sport  Do not Play a Sport    Total

Like Physical Education                    150                 72                          222

Do Not Like Physical Education        28                 164                         192

Total                                                    178                 236                        414

Now we find the percentage of students who play a sport, and  do not like physical education.

The total number of students who play sport.

n = 178

And the number of students who play a sport but do not like physical education are 28.

Using percentage formula, the required percentgae would be,

P = 28/178 × 100

P = 15.73%

P ≈ 16%

Therefore, the correct answer is an option (B)

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Find the complete question below.

f is onto the set of all binary strings:

This statement is false for the same reason as (e). The range of f is limited to a subset of all binary strings.

What is function?

In mathematics, a function is a relationship between two sets of elements, called the domain and the range, such that each element in the domain is associated with a unique element in the range.

a. The cardinality of the set {u | f(u) = u} is 1:

This statement is true because f(u) returns only the first third of the input string u. Therefore, if f(u) = u, then the second and third thirds of the string u must be empty, and hence u must consist entirely of the first third, which means there can be only one such string.

b. f is a total function:

This statement is false because not all binary strings can be decomposed into three parts with the described property. For instance, a binary string of length 5 cannot be decomposed in this way.

c. If |u| = 24, then f(f(u)) is not defined:

This statement is false. If |u| = 24, then u can be decomposed into three parts with 8 bits in each part. Therefore, f(u) will return the first 8 bits of u, which can be decomposed into three parts with 2, 3, and 3 bits, respectively. Therefore, f(f(u)) will return the first 2 bits of the first third of u, which is well-defined.

d. f is an injection:

This statement is false. Since f only returns the first third of its input, there can be multiple inputs that yield the same output.

e. The range of f is the set of all binary strings:

This statement is false. The range of f only consists of binary strings that are the first third of some input string that can be decomposed as described.

f. f is onto the set of all binary strings:

This statement is false for the same reason as (e). The range of f is limited to a subset of all binary strings.

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The function that matches the above graph is Option C - F(x) = (1/2)^x - 3

Here are the properties of the function are given as follows

Domain - The domain of  the function is all real numbers, as there are no restrictions on the input value  x .

Range - the range of the function is (-3, infinity), as the output values approach but never reach - 3 as x approaches negative infinity, and the output values can be arbitrarily large as x approaches infinity.

x -intercept - The x-intercept of the function is (log(2, 3), 0), as F(log(2, 3)) = [( 1/2)^  (log(2, 3) ) ] - 3 = 0.

y-intercept - The y-intercept of the function is (0, -2.5), as F(0) = [(1/2)^0] - 3 = -2.5.

Asymptotes - The horizontal asymptote of the function is y = -3, as the output values approach but never reach -3 as x approaches infinity. There are no vertical asymptotes.

Decreasing function -  The function is a decreasing function, as the output values decrease as x increases.

Continuous function - The function is continuous for all real numbers.

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Answer:

Step-by-step explanation:

4*2*6=48a

a) Latonya is correct, as the scale factor of the dilation is of 12.8/4.8.

b) The scale factor was obtained dividing the side length on the dilated figure by the equivalent side length of the original figure.

A dilation can be defined as a transformation that multiplies the distance between every point in an object and a fixed point, called the center of dilation, by a constant factor called the scale factor.

The ratios for the scale factor are given as follows:

12.8/4.8 = 7.2/2.7 = 4.8/1.8 = 4/1.5 = 8/3.

8/3 as 4 x 2 = 8 and 1.5 x 2 = 3.

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The volume of the composite figure is

The volume is calculated by dividing the figure into simpler shapes. and adding the individual volumes

The simple shapes used here include

Volume of rectangle = length x width x depth

= 30 * 9 * 7

= 1890 cubic yd

Volume of trapezoid = 1/2 (sum of parallel lines) x height x depth

= 1/2 (30 + 19) x 10 x 9

= 2205 cubic  yd

Total volume

= 1890 cubic yd + 2205 cubic yd

=  4095 cubic yd

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Answer:

A stem-and-leaf plot is a graphical representation of a dataset where the numbers are separated into two parts: the stem (the leftmost digit or digits) and the leaf (the rightmost digit). The stem values are listed vertically and the corresponding leaf values are listed to the right of the stem in a row. This type of plot allows for quick and easy data analysis, as it shows the distribution of the data and provides information about the frequency and range of the values. It is particularly useful for smaller datasets and can be easily constructed by hand or with software.

Note that the upper bound for v is 2.356.

To find the upper bound for v, divide te upper bound for s by the lower bound for t,    because dividing by a   smaller integer give a bigger quotient.

Adding 0.5 x 0.1 t to the value of s yields the upper bound for s with t decimal places.

As a result, the upper bound for s with two decimal places is......

8.24 + 0.5 x 0.1² = 8.245

The lower bound for t with 1   decimal place is simply the given value of 3.5.

So, the upper bound for v is  ..

v = s/t = 8.245/3.5 = 2.355714...

Rounding this to 3 decimal places, we get:

v ≈ 2.356

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The general form of the function is:

y = A sin(Bx - C) + D

To determine the specific values of A, B, C, and D that satisfy the given conditions, we can use the following steps:

Period: The period of a sinusoidal function is given by 2π/B, where B is the coefficient of x in the argument of the sine function. In this case, the period is 8, so we have:

2π/B = 8

Solving for B, we get:

B = π/4

Phase shift: The phase shift of a sinusoidal function is given by C/B, where C is the constant inside the argument of the sine function. In this case, the phase shift is -2, so we have:

C/B = -2

Substituting B from step 1, we get:

C/(π/4) = -2

Solving for C, we get:

C = -π/2

Amplitude and vertical shift: The range of the function is given as -12 ≤ y ≤ -4. The amplitude of a sinusoidal function is half the distance between its maximum and minimum values. In this case, the amplitude is:

(amplitude) = (maximum - minimum)/2 = (-4 - (-12))/2 = 4

The vertical shift of the function is given by the constant term D. Since the minimum value of the function is -12, we have:

D + (amplitude) = -12

Substituting the value of the amplitude from above, we get:

D + 4 = -12

Solving for D, we get:

D = -16

Therefore, the function of the form y = A sin(Bx - C) + D that has period 8, phase shift -2, and the range -12 ≤ y ≤ -4 is:

y = 4 sin(π/4 x + π/2) - 16

Based on the information, the incorrect step is C. step 3.

Step 1: 4(3x – 3y = 6) –3(4x – 7y = 2)

Step 2: 12x – 12y = 24 –12x + 21y = –6

Step 3: 9y = 18

Step 4: y equals 1 over 2

Correct calculation:

3x – 3y = 6 (1)

4x – 7y = 2 (2)

make x the subject in ....(1)

3x - 3y = 6

3x = 6 + 3y

x = 6 + 3y/ 3

x = 2 + y

substitute x = 2 + y into (2)

4x – 7y = 2 (2)

4(2 + y) - 7y = 2

8 + 4y - 7y = 2

8 - 3y = 2

8 + 2 = -3y

10 = -3y

y = 10/-3

y = -3 1/3

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Michael solved the system of linear equations and provided the solution. 3x – 3y = 6 4x – 7y = 2 Step 1 4(3x – 3y = 6) –3(4x – 7y = 2) Step 2 12x – 12y = 24 –12x + 21y = –6 Step 3 9y = 18 Step 4 y equals 1 over 2 In which step did Michael show his first error? Step 2 Step 3 Step 4

Answer:

D There is not enough information to know if any of these is true.

Based purely on the facts provided, we cannot draw any judgements regarding the relative performance of the two classes. The range and median are important indices of central tendency and dispersion, but they do not offer an accurate picture of the score distribution. We don't know the distribution's form, the number of students in each class, or each student's exact score. As a result, we can't tell whether class received the lowest or highest score, or whether one class performed better overall than the other.

There is no error in steps while proving 2=1

We have to prove 2=1

Let x=1

Add X on both sides

X+X = 1+X

2x = 1+X

2x = X+1

Subtract 2 from both sides

2X-2 = X+1-2

2x-2 = X-1

2(X-1)=x-1

Divide both sides by x-1

2 (x-1)/(x-1) = X-1/X-1

We get 2=1

Hence, while proving 2=1 there is no error in steps

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To find the percentage invested in bonds, we need to add the amounts invested in U.S. Treasuries and high-grade corporate bonds, and then divide by the total value of the portfolio:

Total amount invested in bonds = $45,000 + $32,000 = $77,000

Total portfolio value = $45,000 + $32,000 + $74,000 = $151,000

Percentage invested in bonds = (Total amount invested in bonds / Total portfolio value) x 100%

= ($77,000 / $151,000) x 100%

= 51.0%

Therefore, the answer is 51%.

I hope this helps you!

The ratio in simplest form is 1:4, the correct option is C.

We are given that;

The options  A. 2/3 B. 3/4 C. 1/4 D. 4/1

Now,

The letters D and O are used 2 times and 4 times respectively in the words “RATIOS AND PROPORTIONS”. So we can write the ratio as 2:4.

The GCF of 2 and 4 is 2, since 2 is the largest number that can divide both 2 and 4 without leaving a remainder.

To simplify the ratio, we divide both terms by 2:

2:4 = (2/2):(4/2) = 1:2

Therefore, by the ratio the answer will be 1/4.

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Answer:

1/2

Step-by-step explanation:

1/12 +5/12=1/2

hope this helps