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MissTica
3 years ago
15

PLEASE HELP!!! which expression is equivalent to (3x)^4

Mathematics
1 answer:
dolphi86 [110]3 years ago
7 0
The answer is b because youre multiplying 3 and 4 but the 4 stays in the same spot!
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5 whole numbers are written in order, 4, 6, x, y, 10. The mean and median of the 5 numbers are the same so what are the values o
Volgvan

Answer: The value of x is 7 and the value of y is 8.

Explanation:

It is given that 5 whole numbers are written in order, 4, 6, x, y, 10. The mean and median of the 5 numbers are the same.

Mean=\frac{\text{Sum of observations}}{\text{No. of observations}}

Mean=\frac{4+6+x+y+10}{5}

Mean=\frac{20+x+y}{5}

The 5 numbers are arranged in ascending order. The total numbers are 5 which is odd number so the median is  (\frac{n+1}{2})_{th}  term.

n=5

\frac{n+1}{2}th=\frac{5+1}{2}th=3rd

The third term is median. So the median is x.

Since mean and median are same.

\frac{20+x+y}{5}=x

20+x+y=5x

20=4x-y     ... (1)

Since the whole numbers are arranged in the ascending order therefore the value of x and y must a whole number greater than 6 and less than 10.

Put x=7 in equation (1).

20=4(7)-y

y=8

Therefore, the value of x and y are 7 and 8 respectively.

Put x=8.

20=4(8)-y

y=12>10

Therefore the value of x can not be 8 or not more than that.

3 0
3 years ago
Question Number 4 Please ITS URGENT
MrRissso [65]

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Step-by-step explanation: because the total is the y-intercept, so I think it is supposed to be total fat, and calories from fat added. Hope this helped!

8 0
3 years ago
A car dealership has 24 feet of dividers with which to enclose a rectangular play space in a corner
blondinia [14]

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b) f(x) ranges from 0 to 144

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Step-by-step explanation: shown in the attachment

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How many halves are in three wholes
vlabodo [156]

Answer:

6

Step-by-step explanation:

1/2 + 1/2 = 1

1/2 + 1/2 = 1

1/2 + 1/2 = 1

There are 6 halves that equal 3.

Another way to do this is:

1/2x = 3

3 / 1/2 = 6

x = 6

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2 years ago
Which of the following is NOT true about unit rates?
lisov135 [29]
A, it’s the move for that wuestion
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2 years ago
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