2 years ago

Select the correct answer.

Mathematics

1 answer:

max2010maxim [7]2 years ago

3 0

There are step by steps explaination in the picture

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Represent 8 as an expression.

klio [65]

Answer:

x + 8

Step-by-step explanation:

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3 years ago

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Mary's allowance is based on the amount of time that she spends practicing different activities each week. This week Mary spent

Over [174]

Answer:

Math: 1h 36 min

Flute: 2h 24 min

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3 years ago

Find the quotient of 9x³-12x²+4/x-2 by using either long division or the reverse tabular method.

beks73 [17]

Answer:

$9{ x }^{ 2 }+6x+12$

Step-by-step explanation:

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3 years ago

How many 7 digit phone numbers are there assuming the first digit can't be a 0 or a 1?

Anettt [7]

The first digit can be any one of the numbers 2-9 That a total of 8 numbers.

The next 6 digits can be any permutation of 6 from the numbers 0 to 9.
(10 numbers)

nPr = n! / r!

so here we have 10P6 = 10! / 6! = 10*9*8*7 = 5040

So final answer is 8 * 5040 = 40,320

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3 years ago

If the ratio of the triangular pyramids' surface areas is 4:9, what is F?

VladimirAG [237]

Answer:

The answer to your question is f = 10.35 in

Step-by-step explanation:

Data

Proportion = 4:9

height 1 = 4.6 in

height 2 = f

Process