Given the credit card options:
• Chase Sapphire Reserve
• Wells Fargo Propel Card
• American Express Blue Cash Everyday
• Citi Double Cash Card
• Chase Freedom
• Chase Amazon Prime Rewards Card
• Bank of America Cash Rewards Visa
• American Express Platinum
Then, there are 8 options.
If you want to apply for 3 credit cards and the order does not matter, you can use combination to see how many options you have.
The formula for combination of r elements out n elements is:
[tex]C(n,r)=\frac{n!}{(n-r)!*r!}[/tex]In this question:
n = 8
r = 3
[tex]\begin{gathered} C(n,r)=\frac{8!}{(8-3)!*3!} \\ C(n,r)=\frac{8!}{5!*3!} \\ C(n,r)=\frac{8*7*6*5!}{5!*3*2} \\ C(n,r)=\frac{8*7*6}{3*2} \\ C(n,r)=56 \end{gathered}[/tex]Answer: 56 ways.
Need an explanation why it’s 46.4
The perimeter of the triangle is 46.4 and the length of a triangle's boundary taken as a whole is referred to as its perimeter.
What is the perimeter of a triangle?The length of a triangle's boundary taken as a whole is referred to as its perimeter.A triangle is a polygon with three sides, and depending on the size of the sides and angles, there are various varieties of triangles.Any 2D shape's perimeter is determined by the total distance encircling it.Since perimeter indicates how long a shape's perimeter is, it is given in linear units.Calculate the perimeter of a triangle:
Perimeter of a triangle = a +b + c
a = 2 *9 = 18b = 2 * 7 = 14c = 2 * 7.2 = 14 .4a +b + c = 18 +14 +14.4 = 46.4Therefore, the triangle's perimeter is 46.4, and the whole length of a triangle's boundary is referred to as the triangle's perimeter.
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Can anyone solve this, tommorow is my exam
Answer:
∠L = 113°∠O = 67°Step-by-step explanation:
Given a transversal crossing parallel lines and supplementary angles (x+8°) and (2x-5°), you want to find the measures of angles L and O, supplementary to each of these.
Consecutive interior anglesWhere a transversal crosses parallel lines, consecutive interior angles are supplementary. Using the given expressions, this means ...
(x +8°) +(2x -5°) = 180°
3x +3° = 180° . . . . . . . . . simplify
x +1° = 60° . . . . . . . divide by 3
x = 59° . . . . . . subtract 1°
Then the acute angle is ...
x+8° = 59° +8° = 67°
and the obtuse angle is ...
2x -5° = 2(59°) -5° = 113°
Relation to other anglesAngle L corresponds to angle (2x-5°), so is congruent:
∠L = 113°
Angle O is an alternate interior angle with respect to angle (x+8°), so is congruent:
∠O = 67°
like terms and distributive propertysimplify each expression by using the distributive property and by combining like terms
Given the expression:
[tex]\frac{1}{2}(12x-8)-\frac{1}{3}(18x-12)[/tex]using the distributive property we get the following:
[tex]\begin{gathered} \frac{1}{2}(12x-8)-\frac{1}{3}(18x-12)+ \\ \frac{1}{2}(12x)+\frac{1}{2}(-8)-\frac{1}{3}(18x)-\frac{1}{3}(-12)= \\ 6x-4-6x+4=0 \end{gathered}[/tex]therefore, the simplified expression is 0
help please!! Which of the following functions is graphed below? brainly and 100
The absolute value function graphed in this problem is given as follows:
A. y = |x - 5| - 4.
How to define the absolute value function?An absolute value function of vertex (h,k) is defined as follows:
y = a|x - h| + k.
The leading coefficient a does not influence the vertex of the absolute value function.
The vertex of the graph is the turning point, hence it is given as follows:
(5, -4).
Hence, considering a leading coefficient 1, h = 5 and k = -4, the equation is given as follows:
y = |x - 5| - 4.
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PLEASE ANSWER QUICK IT IS THE LAST PROBLEM ON HERE AND IT IS DUE TODAY!!!
Answer should be inequality!
Ray had scores of 75, 82, 94, and 77 on his first four algebra tests. What must he score on the next test to have an average of at least 85?
Please show work as well if possible.
Answer:
x ≥ 97
Step-by-step explanation:
Average = Sum of values divided by the amount of numbers in a data set
Data Set: {75, 82, 94, 77, ?}
75 + 82 + 94 + 77 + ? = ? ÷ 5 = 85
85 x 5 = 425
75 + 82 + 94 + 77 + ? = 425 ÷ 5 = 85
75 + 82 + 94 + 77 = 328
425 - 328 = 97
Ray must score greater than or equal to 97, or x ≥ 97 in order to have an average of at least 85.
PLEASE HELPPPPPPP I NEED THIS DONE
50 POINTS
Answer:
y to the power of -8
:) hope this help
Answer: y^8
Step-by-step explanation:
You see that the equation has two negative numbers, so it will become positive.
(y^-2)^-6 = y^8
The base of it will cancel each other out and left with y^8
If you can, please give me a Brainliest, I only need 15 more to become a Genius!
What’s the answer plsss it would mean a lot
Answer:
a. 57 m
Step-by-step explanation:
The figure is not shown here---please draw and label it. Additionally, make sure your calculator is in degree mode.
[tex] \tan(67) = \frac{134}{x} [/tex]
[tex]x \tan(67) = 134[/tex]
[tex]x = \frac{134}{ \tan(67) } = 57[/tex]
What values of x and y make △QRS≅△FDE?
Find the volume of a rectangular prism if the length is x, the width is x², and the height is 5x² + 4x + 1. Use the formula V=1-w-h, where I is length, w is width, and h
is height, to find the volume
A.5x³+4x²+x³
B.5x+4x³+x²
C.6x³+4x²+x³
D.6x² + 4x³+x²
The volume of the given rectangular prism is V = 5x⁵ + 4x⁴ + x³ cubic units.
What is the volume of the rectangular prism?
Four rectangular faces and two parallel rectangular bases make up a rectangular prism. We are aware that a rectangular prism's cross section is a rectangle. The term "Cuboid" is another name for the rectangular prism.
Therefore, the following formula is provided to determine a rectangular prism's volume: Volume = l*b*h cubic units.
Given, the length of the rectangular prism = l = x
Also, the width of the rectangular prism = w = x²
Again, the height of the rectangular prism = h = 5x² + 4x + 1
Volume of the rectangular prism = l*w*h = x*(x²)*(5x² + 4x + 1)
= x³(5x² + 4x + 1) = 5x⁵ + 4x⁴ + x³
Thus, the volume of the given rectangular prism is V = 5x⁵ + 4x⁴ + x³ cubic units.
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Find the Factor Pairs (LOTS OF POINTS!)
The factor pairs which matches the number of tents to sleep exactly 40 boys with each tent having an equal number of boys are;
1 tent ===> 40 boys.2 tents ===> 20 boys each.3 tents ===> No match.4 tents ===> 10 boys each.5 tents ===> 8 boys each.6 tents ===> No match.7 tents ===> No match.What are the correct matches of factors such that each tent contains an equal number of students as the others?Since 40 students are to be equally distributed in each of the number of tents arrangement.
It follows that first, one must list the integer pairs whose products yield 40 as follows;
Hence, we have;
1 × 40.2 × 20.4 × 10.5 × 8.Hence, the factor pairs for each scenario of number of tents are as listed in the answer section above.
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can anyone help on this
-3+(-17)
pls help me with this
the data shows the price over time for selling Gidgets. Use the data to make a scatter plot in Desmos and find the LINEAR REGRESSION equation. Round to the nearest hundredth. What is the equation? Do not use spaces.
a) The linear regression equation is y = 1.360x + 6.540
b) The linear regression equation is y = -0.8909x + 37.59
Given,
a) The data;
Time in years, x ; 1, 1.5, 3, 5, 6, 7, 8.5, 10
Price, y ; 8, 9.75, 10.25, 11.80, 13.90, 17, 18, 20.75
We have to find the linear regression equation to the above given data.
We can use regression calculator ;
There are 8 xy pairs.
The linear regression equation is;
y = 1.360x + 6.540
b) The data
Time in years, x ; 1, 1.5, 3, 5, 6, 7, 8.5, 10
Price, y ; 32.5, 35, 37.3, 36.4, 35.7, 32.4, 29, 25
We have to find the linear regression equation to the above given data.
We can use regression calculator ;
There are 8 xy pairs.
The linear regression equation is;
y = -0.8909x + 37.59
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A line passes through the points (5, 1) and (7, 11). Which equation represents the line?
The equation of line is y = -x + 6
What is Equation of line ?
A straight line's general equation is y = mx + b, where m denotes the gradient and y = b denotes the point at which the line crosses the y-axis. On the y-axis, this value b is referred to as the intercept.
The given point are (5, 1) and (7, 11)
We know, the equation of line is,
y = mx + b
where, m = slope
b = y-intercept
First, find slope i.e m
we know the formula of slope (m) = (y2 - y1) / (x2 - x1)
The points, (x1, x2) = (5, 1) and,
(y1, y2) = (7, 11)
put these values in slope formula,
m = (11 -7) / (1 - 5)
= 4 / -4
m = -1
we get the slope is -1
Next, find y-intercept i.e 'b'
for that, take any one point I'm taking (5, 1) and put these in equation ,
y = mx + b
1 = -1 * 5 + b
1 = -5 + b
b = 6
Now, put slope (m) and y-intercept (b) value in ,
y = mx + b
we get,
y = -x + 6
Hence, the equation of line is y = -x + 6
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Solve for y:
-3x+4y=28
Answer:
y = [tex]\frac{28+3x}{4}[/tex]
Step-by-step explanation:
- 3x + 4y = 28 ( add 3x to both sides )
4y = 28 + 3x ( isolate y by dividing both sides by 4 )
y = [tex]\frac{28+3x}{4}[/tex]
Third-degree, with zeros of −3, −1, and 2, and passes through the point (3,11)
The polynomial with zeros of −3, −1, and 2, and passes through the point (3,11) is:
P(x) = (11/24)*(x + 3)*(x + 1)*(x - 2)
How to get the polynomial?We know that the zeros are −3, −1, and 2, so if we define the leading coefficient as A, the polynomial can be written as:
p(x) = A*(x + 3)*(x + 1)*(x - 2)
Now we want this to pass through the point (3, 11), then we get:
p(3) = 11 = A*(3 + 3)*(3 + 1)*(3 - 2)
11 = A*6*4*1
11 = A*24
11/24 = A
Then the polynomial is:
P(x) = (11/24)*(3 + 3)*(3 + 1)*(3 - 2)
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the circumference of a sphere was measured to be 80 cm with a possible error of 0.5 cm. (a) use differentials to estimate the maximum error (in cm2) in the calculated surface area. (round your answer to the nearest integer.) cm2 what is the relative error? (round your answer to three decimal places.) (b) use differentials to estimate the maximum error (in cm3) in the calculated volume. (round your answer to the nearest integer.) cm3 what is the relative error? (round your answer to three decimal places.)
a) the maximum error in surface area and the relative error is 25.4 cm² and 1.25%
b) the maximum error in the volume and the the relative error is 162.1 cm³ and 1.875%
As we know the formula for surface area is
Surface Area , S= 4*π*r^2.
So differentiating both sides we get
dS/dr = 8*π*r .....1
and the formula for the circumference is :2*π*r
, so the error on the circumference will be respect to radius
=> Δc = 2*π*Δr
=> Δr = ΔC / (2*π)
substituing the value ofΔr in the equation 1, we get
The maximum error in surface area which is :
ΔS = 8*π*r*Δr = 4*r*Δc
= (2/π)*c*Δc.
= 25.4
where for the relative error
ΔS/S = 4*r*Δc/(4*π*r^2)
= Δc/(π*r)
= 2*Δc/c
= 1.25%
Now Since the formula for the volume of a sphere is :
V = 4/3*π*r^3
dofferentiating both sides we get ,
=> dV/dr = 4*π*r^2.
So, the the maximum error in the calculated volume will be :
ΔV = 4*π*r^2*Δr
= 2*r^2*Δc
= 1/(2*π^2)*c^2*Δc
=162.1
Where as the relative error for the volume will be
ΔV/V = 3*Δr / r = 3*ΔC/C = 1.875%
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Solve the inequality
r/-3.2>7.6 for r
Answer:
> -24.32 I hope that help so it is a on your screen
Sylas loves cookies! If he bought 5 cookies for $6.65, how many cookies
could he buy with $20?
Answer:
15
Step-by-step explanation:
6.65:5=1.33
1.33х15=19.95$
we need to around the 19.95 and we get a 20$
have a nice day
Eric ordered a set of red and yellow pins. He received 70 pins in all. 21 of the pins were red. What percentage of the pins were red?
The percentage of red pins in total pins ordered by Eric is 30%.
According to the question,
We have the following information:
Eric received 70 pins in all.
21 of the pins are red.
Now, we will find the percentage of red pins:
Percentage of red pins = (Number of red pins*100/total number of pins)
Percentage of red pins = (21*100)/70
Percentage of red pins = 2100/70
Percentage of red pins = 30%
(In the same way, we can also find the number and percentage of yellow pins from the total pins.)
Hence, the percentage of red pins in total pins ordered by Eric is 30%.
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A) What percentage of the cars are black?
B) 7 out of 12 black cars are new,express this value as a percentage rounding to two
decimal places.
C) What fraction of the cars were red?
D) Express the number of red cars as a percentage rounding to two decimal places?
Step-by-step explanation:
The total number of cars=24
Number of black cars=12
Divide 12 by 24,multiplied by 100%
12÷24 ×100=50%
Therefore, 50% of the cars are black
Determine the missing coordinate in the orderd pair (?,-3) so that it will satisfy the given equation. Answer: (______,-3). consider the following equation.4x+3y=7
if we replace y for -3 in the given equation and then we despejate x, we wiil going to have a values for the ordered pair that satisfy the equation:
[tex]4x+3(-3)=7[/tex]then
[tex]4x-9=7\Rightarrow4x=7+9\Rightarrow4x=16\Rightarrow x=\frac{16}{4}=4[/tex]the ordered pair woul be (4,-3)
What is the solution of the system of equations below?
y+2x=2 y+4x=0
GIVING 100 POINTS PLEASE HELP
Answer: (-1, 4)
Step-by-step explanation: y=-2x+2, y=-4x Solve for the first variable in one of the equations, then substitute the result into the other equation.
Answer this question using SUBSTITUTION:
Substitution is a method to solving a system of equations through substituting one of the variables for another equation.
y + 2x = 2
y + 4x =0 (rewrite this equation so y is isolated: y =4x)
Since y=4x you can substitute the y in y +2x =2 and solve for x:
4x + 2x =2
6x = 2
x = [tex]\frac{1}{3}[/tex]
Now, plug in x into y =4x:
y = 4 ([tex]\frac{1}{3}[/tex]) = [tex]\frac{4}{3}[/tex] or [tex]1\frac{1}{3}[/tex]
x= [tex]\frac{1}{3}[/tex]
y = [tex]\frac{4}{3}[/tex] or [tex]1\frac{1}{3}[/tex]
how can I covert this 0.688= to a fraction
You have to convert the following number into a fraction:
[tex]0.6\bar{8}\bar{8}[/tex]This is a periodic decimal number, which explicitely is 0.68888888....
In order to convert this number to a fraction you proceed as follow:
[tex]0.6\bar{8}=\frac{68-0}{99}=\frac{68}{99}[/tex]You put 0.68 and not 0.688 because to do the convertion you need only the first periodic number (that is, only the first 8). The key is to put in the numerator the complete number as whole number, that is, 68. To this number you subtract the whole part of the decimal number, this whole part is 0 because of the 0.688. Then, in the numerator you have 68 - 0. In the denominator you write a number composed only by 9's. The number of 9 numbers is determined by the number of digits of the first number in the numerator. That is two 9 numbers
6 kg of bananas cost $42. How much
would 35 kg cost?
Round the answer to the 2 decimal digit
Answer:
245
Step-by-step explanation:
6 - 42
35 - x
cross multiply
6x = 35 × 42
6x = 1470
x = 1470 ÷ 6
x = 245
on average, jakob has noticed that 18 trains pass by his house daily (24 hours) on the nearby train tracks. what is the probability that at most 4 trains will pass his house in a 6-hour time period? (round your answer to three decimal places.)
Answer:
Step-by-step explanation:
The time interval of interest is 6 hours
There is an average of 18 trains per 24 hours or 18/(24/6)=49/12 trains per 6 hours.
The probability can be found using the Poisson distribution with parameter
λ=49/12
Any tricks for finding the nth term?
Step-by-step explanation:
An arithmetic progression or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. For instance, the sequence 5, 7, 9, 11, 13, 15.. . is an arithmetic progression with a common difference of 2.
Arithmetic progression is S = 1/2n[2a+(n-1)d]
----------------------------------------
In mathematics, a geometric progression, also known as a geometric sequence, is a sequence of non-zero numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.
Geometric progression is Uₙ = arⁿ ⁻ ¹
5x-13+7y+26x how do I do this?
The expression to simplify is
[tex]5x-13+7y+26x[/tex]We will simplify by combining like terms.
• There are FIVE x's and TWENTY-SIX more x's. We add.
5x + 26x = 31 x
• There is 1 constant, NEGATIVE THIRTEEN. No combining required so leave it as is.
,•
,• There is 1 term with y, which is SEVEN y. No combining required, so we leave it as is.
The final expression is
[tex]\begin{gathered} 5x-13+7y+26x \\ =31x+7y-13 \end{gathered}[/tex]Help me please I don’t know the answer
Answer:
Classification by Angles: Obtuse
Classification by Sides: Scalene
Step-by-step explanation:
➜ This triangle has an obtuse angle, or an angle greater than 90°, so it is an obtuse triangle. This is the classification by angles.
➜ This triangle's sides are all different lengths, as shown by the three different angle measurements. This means this triangle is scalene, and scalene is the classification by sides.
Please help with this problem g(0)=9, g(8)=7
The equation of the line is g(x) = -1/4x + 9.
Given,
g(0) = 9
g(8) = 7
Here,
We can consider this as points:
(x₁, y₁) = (0, 9)
(x₂, y₂) = (8, 7)
Now lets find the slope of the line.
Slope, m = (y₂ - y₁) / (x₂ - x₁)
Slope, m = (7 - 9) / (8 - 0)
Slope, m = -2/8
Slope, m = -1/4
Now, the slope-intercept form:
y = mx + b
here,
9 = -1/4 × 0 + b
9 = b
Now,
equation of line,
y = -1/4x + 9
That is,
g(x) = -1/4x + 9
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23)
A health club charges $150 per month for each member, plus an hourly rate of $5
for the use of the club's facilities. The function shown below can be used to deter-
mine the cost in dollars per month for the use of this health club's facilities.
f(h) = 150 + 5h.
Janine used the club's facilities in October, November, and December. If she paid
$300 in October, $380 in November, and $330 in December, how many total hours
did she spend at the club during these three months?