Answer:
The Answer is A
Step-by-step explanation: What you do is multiply 0.42 by 78 since that is what it costs per mile which is 32.76.
And then you add 36 and you get 68.76
When 3/11 is written as a decimal, how many digits are in the smallest sequence of repeating digits?
A. 1
B. 2
C. 3
D. 4
Answer:
B. 2
Step-by-step explanation:
When you divide
3/11 you get 0.272727272727273
2 is the repeating decimal.
Hope this helps!
Please help me on this!
By evaluating, we will see that for x = 7 h(x) exceeds g(x).
For which value of x does h(x) first exceed g(x)?
We have:
h(x) = 2*(2)^x
g(x) = 22x - 4
Now we can evaluate both function in the different options:
h(5) = 2*(2)^5 = 64
g(5) = 22*5 - 4 = 106
We can see that for x = 5, h(x) does not exceed g(x), let's try the next one.
h(6) = 2*(2)^6 = 128
g(6) = 22*6 - 4 = 128
So, for x = 6 both functions have the same output, then for x = 7 we will see that h(x) exceeds g(x).
The correct option is B.
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The sum of three numbers is 84, the second number is 2 times the 3rd , the first number is 8 more than the 3rd. What are the numbers
Answer:
a = 27
b = 38
c = 19
Step-by-step explanation:
a + b + c = 84
b = 2c
a = 8+c
8+c +2c+c = 84
4c + 8 = 84
4c = 76
c = 19
b = 2(19) = 38
a = 8 + 19 = 27
If both p and 2p+1 are prime, then 2p+1 is a safe prime and p is what other kind of prime, whose namesake—the first woman to win a prize from the Paris Academy of Sciences, for work on elasticity—used them to investigate Fermat's Last Theorem?
If both p and 2p+1 are prime, then 2p+1 is a safe prime and p is a Sophie Germain prime.
Sophie Germain was a French mathematician who used these primes to investigate Fermat's Last Theorem, a famous mathematical conjecture that was finally proved in 1994 by Andrew Wiles. A safe prime is a prime number of the form 2p+1, where p is also a prime number, and it is called "safe" because it has some cryptographic properties that make it useful in certain encryption schemes. In number theory, Fermat's Last Theorem (sometimes called Fermat's conjecture, especially in older texts) states that no three positive integers a, b, and c satisfy the equation an + bn = cn for any integer value of n greater than 2. The cases n = 1 and n = 2 have been known since antiquity to have infinitely many solutions.
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SHOW YOUR WORK
Find the missing term in this pair of equivalent ratio.
96 : 160 = 42 : ___
Answer: 70
plz give brainliest
Step-by-step explanation:
Solution:
Since
96 : 160 = 42 : X
Then we know
160/96 = X/42
Multiplying both sides by 42 cancels on the right
42 × (160/96) = (X/42) × 42
42 × (160/96) = X
Then solving for X
X = 42 × (160/96)
X = 70
Therefore
96 : 160 = 42 : 70
Answer:
96 : 160 = 42 : 70
Step-by-step explanation:
96/160=42/x
solve for x
• multiply x both side•
96x/160= 42
• get x by itself by multiplying the reciprocal of 96/160= 160/96
x= 42 (160/96)
x= 70
therefore
96 : 160 = 42 : 70
Graph the systemY= 0.5 x + 5x - 2y=8find the solution to the system if there is no solution put no solution if there is infinite put infinitelable the system as consistent or inconsistent
We have the next system of equations
\(\begin{cases}y=0.5x+5\ldots(1) \\ x-2y=8\ldots(2)\end{cases}\)To solve the systme we must replace equation (1) in equation (2)
\(x-2(0.5x+5)=8\)Simplifying,
\(\begin{gathered} x-\lbrack2(0.5x)+2(5)\rbrack=8 \\ x-\lbrack x+10\rbrack=8 \\ x-x-10=8 \\ -10=8\text{ } \\ \text{this, is false. So, the system has no solution} \end{gathered}\)To graph the system we must graph equation (1) and (2)
- equation (1)
x-intercept: (-10, 0)
y-intercept: (0, 5)
-equation (2)
x-intercept
The graphs never intersect, we can confirm that the system has no solution.
Which is a name for the ray? Please help!!
Answer:
CR
Step-by-step explanation:
Answer:
CR
Step-by-step explanation:
It would be ray CR. It starts at point C and the last point along the ray is R.
I hope this helps! :)
Losing 50 dollars may affect one’s level of happiness more than winning 50 dollars. This illustrates the concept of __________ aversion. A. Loss B. Preference C. Risk D. Decision Please select the best answer from the choices provided A B C D.
Answer:
loss
it affects you more to lose something than to gain
Answer:
Loss
Step-by-step explanation:
Which function describes the arithmetic sequence shown?
-1,1,3,5,7,9, 11, 13,...
es)
A)
1(x) = 2x-3
B)
1(x) = 3x-2
(%) = 2x + 3
D)
1(x) = 3x + 2
Answer:
D)
because thats the only answer that would make sence.
Rectangle URST undergoes a dilation centered at the origin. The result is rectangle U'R'S'T'. Which rule describes the dilation? A) (x, y) → (2x, 2y) B) (x, y) → (3x, 3y) C) (x, y) → ( 1 2 x, 1 2 y) D) (x, y) → (− 1 2 x, − 1 2 y)
Option A, (x,y) → (2x,2y) This rule describes an origin-centered stretch with a factor of 2. That is, the image doubles its original size in both the x and y directions.
The new rectangle is similar to the original, but with larger dimensions, so the correct rule is A) (x, y) → (2x, 2y).
In this case, the rule described in option A) (x, y) → (2x, 2y) specifies that the image is twice the size of the original rectangle in both the x and y directions increase. This means that the scale factor is 2. This will result in a similar shape but with larger dimensions. This is the correct rule describing stretching the rectangle URST to the rectangle U'R'S'T'.
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Let gbe a function such that g(x) = -2r + 5 and is defined on the domain (-1,3) State the range of this function in interval notation.
Answer:
The range interval is: (7, -1)
Step-by-step explanation:
Given the function
g(x) = -2r+5
As the domain is (-1, 3)Let us put the domain values in the interval (-1, 3)
Putting x = -1
g(x)=-2r+5
= -2(-1)+5
= 2+5
= 7
Putting x = 0
g(x)=-2r+5
= -2(0)+5
=0+5
= 5
Putting x = 1
g(x)=-2r+5
= -2(1)+5
=-2+5
= 3
Putting x = 2
g(x)=-2r+5
= -2(2)+5
=-4+5
= 1
Putting x = 3
g(x)=-2r+5
= -2(3)+5
=-6+5
= -1
Thus the range interval is: (7, -1)
What is the solution to this system of linear equations XY 6 and Y x =- 10?
The solution to this system of linear equations y - x = 6 and y + x = -10 is (-8, -2).
y - x = 6
⇒y = x + 6
y + x = -10
⇒y = - x - 10
Since both equations are equal to y, equate them.
x + 6 = - x - 10
x + x = - 10 - 6
2x = - 16
Divide both sides by 2
x = -8
Put the value of x in either of the equations
y - x = 6
y - (-8) = 6
y + 8 = 6
y = 6 - 8
y = - 2
Therefore, the solution to the system of linear equations is (-8, -2).
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If f(x)=-x^2-1, and g(x)=x+5, then f(g(x)) =
Answer:
-8x^2+2x+5
Step-by-step explanation:
Distributive Property
If you deposit $400 into an account that offers a 5% interest rate. How much interest will you earn after 1 year?
Answer: The answer is $20
Multiply 400 by .05 or 5%.
If you wanna know 6 years it would be 536 usd
Explanation:
This would be an compound interest. Meaning that your gain every year would increase exponentially.
The equation to calculate this would be: Kn = K0⋅
(1+p100)n Kn is your savings after the period nK0 is your starting deposit p is the percentage n is the period of interest for your example we would have.
Kn=400⋅
(1+5100)6
PRE ALGEBRA !! BRAINLISET
Answer:3,2,3 and 2
Step-by-step explanation: too much to explain but those are the answers
Answer:
25:26,28,30
26:-4,-2,0
27:W=V/LH
28:(A-PH)/2
Step-by-step explanation:
25: The first thing you need to do is 84/3=28, which is in the middle. On the left side, it should be 28-2, which is 26, and on the right side, it should 28+2, which is 30, so the answer is 26,28,30.
26: The first thing you need to do is -6/3 = -2, which is in the middle. On the left side, it should be -2-2, which is -4, and on the right side, it should be -2+2 which is 0, so the answer is -4,-2,0.
27: V=LWH, W=V/LH.
28: A - PH = PH + 2B - PH, A - PH = 2B, (A - PH)/2 = 2B/2, B = (A - PH)/2.
Help me please I don't understand
Answer:
Q1: E N W G Y U
Q2: R D S Q
Q3: X
Q4: B M F P L
1. N 3. L 5. Q 7. W
2. G 4. B 6. E 8. Y
9. S: (-5,+5) 11. D: (-4,+2) 13. M: (+1,-5) 15 X: (-7,-8)
10. R: (-1,+3) 12. U: (+1,+1) 14. P: (+8,-4) 16. F: (+7,-6)
I can't add the points on the graph tho sorry:(
for each pair of points below think about the line that joins them. for which pairs is the line parallel to the x-axis?
Pair of points representing parallel line to the x-axis from the given pairs is equal to option a. (3.2, 7) and (5, 7).
As given in the question,
Line parallel to the x-axis has slope = 0
Calculate the slope of each pair of points :
a. (3.2, 7) and (5, 7)
Slope = (y₂ - y₁)/ (x₂ - x₁)
= ( 7- 7) / ( 5 - 3.2)
= 0
Pair of points represents parallel line to x-axis.
b. (8, 8.4) and (8, 8.8)
Slope = (y₂ - y₁)/ (x₂ - x₁)
= ( 8.8- 8.4) / ( 8 - 8)
= not defined
Pair of points is not parallel to x-axis.
c. (6 1/2, 12) and (6.2, 11)
Slope = (y₂ - y₁)/ (x₂ - x₁)
= ( 11- 12 / ( 6.2 - 6.5)
= 1/ 0.3
= 10/3
Pair of points is not parallel to x-axis.
Therefore, pair of points represents parallel line to x-axis is equal to
option a. (3.2, 7) and (5, 7).
The complete question is:
For each pair of points below, think about the line that joins them. For which pairs is the line parallel to the x-axis? Circle your answer(s). Without plotting them, explain how you know.
a. (3.2, 7) and (5, 7)
b. (8, 8.4) and (8, 8.8)
c. (6 1/2, 12) and (6.2, 11)
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Which situation will get you a greater number of servings? (Lesson 4) Situation A: A 3 quart container of ice cream with a serving size of ⅔ cup. Situation B: A 4 quart container of ice cream with a serving size of ¾ cup.
Answer:
Situation B
Step-by-step explanation:
Which situation will get you a greater number of servings? (Lesson 4)
Situation A: A 3 quart container of ice cream with a serving size of ⅔ cup.
2/3 cup = 3 quarts
1 cup = x quarts
Cross Multiply
2/3 cup × x = 1 cup × 3 quarts
x = 3 ÷ 2/3
x = 3 × 3/2
x = 9/2
x = 4 1/2 quarts
Situation B: A 4 quart container of ice cream with a serving size of ¾ cup.
3/4 cup = 4 quarts
1 cup = x quarts
Cross Multiply
3/4 cup × x = 1 cup × 4 quarts
x = 4 quarts ÷ 3/4 cups
x = 4 quarts × 4/3 cups
x = 16/3 quarts
x = 5 1/3 quarts
PLEASE HELP RN, I need a lot of help on this very hard math homework
Answer:
\(6^{2}\)
Step-by-step explanation:
Use power rules.
\(\frac{6^{7} }{6^{5} }\)
\(6^{7-5}\)
\(6^{2}\)
Another way of solving in which the 6s on the numerator cancel with the 6s on the denominator:
\(\frac{6*6*6*6*6*6*6}{6*6*6*6*6}\)
\(\frac{6*6}{1}\)
6*6
\(6^{2}\)
The sum of 7 and three times a
number is at least 13.
Answer:
1.5 or 3/2
Step-by-step explanation:
pls answer within 30 minutes
The missing lengths for each triangle are given as follows:
1) BC = 9.
2) PQ = 5.4.
3) UW = 6.7.
What is the Pythagorean Theorem?The Pythagorean Theorem states that in the case of a right triangle, the square of the length of the hypotenuse, which is the longest side, is equals to the sum of the squares of the lengths of the other two sides.
Hence the equation for the theorem is given as follows:
c² = a² + b².
In which:
c > a and c > b is the length of the hypotenuse.a and b are the lengths of the other two sides (the legs) of the right-angled triangle.Hence, for item 1, we have that:
(BC)² + 12² = 15²
\(BC = \sqrt{15^2 - 12^2}\)
BC = 9.
For item 2, we have that:
(PQ)² = 5² + 2²
\(PQ = \sqrt{29}\)
PQ = 5.4.
For item 3, we have that:
(UW)² + 6² = 9²
\(UW = \sqrt{9^2 - 6^2}\)
UW = 6.7.
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What is the area of the following polygon?
I have tried 24, 25 and 26 and none of worked and I am at a loss.
The area of the polygon is 25.5 square units
How to determine the area of the polygon?From the figure, we have the following coordinates
A = (-2, 1)
B = (3, 2)
C = (5, -3)
D = (-1, -3)
The area of the polygon is then calculated as:
A = 0.5 * |(x1y2 - x2y1) + (x2y3 - x3y2) + (x3y4 - x4y3) + (x4y1 - x1y4)|
Substitute the known values in the above equation
Area = 0.5 * |(-2 * 2 - 3 * 1) + (3 * -3 - 5 * 2) + (5 * -3 + 1 * -3) + (-1 * 1 + 2 * -3)|
Evaluate the sum of products
Area = 0.5 * |-51|
Remove the absolute bracket
Area = 0.5 * 51
Evaluate the product
Area = 25.5
Hence, the area of the polygon is 25.5 square units
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A rental car agency charges $240 per week plus $0.25 per mile to rent a car. The charge for a minivan is $180 per week plus $0.40 per mile. After how many miles is the total charge for each vehicle the same?
Question content area bottom
Part 1
The total charge is the same when each vehicle is driven
___ mile(s) for the week.
(Type a whole number.)
PLEASE HELP!!
After 400 miles is the total charge for each vehicle the same ie $340
What is equation ?
The definition of an equation in algebra is a mathematical statement that proves two mathematical expressions are equal. Consider the equation 3x + 5 = 14, where 3x + 5 and 14 are two expressions that are separated by the symbol "equal."
An equals sign is a part of a mathematical expression referred to as an equation. A lot of equations include algebra. In math, algebra is employed when you don't know the precise amount to calculate.
x= number of miles
car cost is 240+0.25x
van cost is 180+0.40x
When the equations are equal
240 + 0.25x = 180 +0.40x
60 = 0.15x
15x = 6000
x=400
400 miles.
They will each cost $340
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Which similarity postulate or theorem can be used to verify that the two triangles shown below are similar?
Answer:
C. Similarity cannot be determined
Step-by-step explanation:
Two triangles are considered similar when all three angles are equal and also when the ratio of their corresponding side lengths are equal.
Since we only know the angles of the two triangles given and we are not given the side lengths to determine if their corresponding ratio is the same, we therefore cannot determine if the two triangles are similar in anyway.
WILL GIVE BRAINLIEST! 7th GRADE MATH
Answer:
Option (4)
Step-by-step explanation:
Point A is located at (0, 4) and point C is located at (-3, 5).
Let the point B is located at \(\frac{1}{4}\) the distance from A and C.
In other words ratio of the segments AB and BC = m : n = 1 : 3
Coordinates of a point (x, y) which divides a segment having ends \((x_1,y_1)\) and \((x_2,y_2)\) = \((\frac{mx_2+nx_1}{m+n},\frac{my_2+ny_1}{m+n})\)
If the ends of the segment are (0, 4) and (-3, 5), coordinates of point B will be
= \((\frac{1(-3)+4(0)}{1+3},\frac{1(5)+4(4)}{1+3})\)
= \((-\frac{3}{3}, \frac{21}{3})\)
= (-1, 7)
Option (4) will be the answer.
Alyssa's company makes a profit of $175,000.
The company then experiences a loss of
$25,000 each month for the next five months.
Which expression represents the net profit
after five months?
Janelle made ordered lists of the heights, in inches, of the students in Ms. Carver’s and Mr. Wright’s homerooms. She found the two lists had the same median value, but the list from Ms. Carver’s class showed greater variability. If the shortest student in Mr. Wright’s homeroom is 48 inches tall and the tallest student is 64 inches tall, what could be the heights of the shortest and tallest students in Ms. Carver’s homeroom?
46 inches and 61 inches
47 inches and 66 inches
52 inches and 63 inches
53 inches and 68 inches
Answer:
47 inches and 66 inches
Step-by-step explanation:
took test
I need help for my class
Answer:
D
Step-by-step explanation:
a number was multiplied by 12 the result was doubled and the final answer was 144
What is the number
Answer: 1
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let the number =x
So, x*12*2=144
=12x=144/2
=12x=72
=x=72/12
=x=6
So the answer is 6 because 6*12=72 and doubling 72 gives us 144.
Have a great day!!!
what is equivalent to the expression7(3+4i)