MATHEMATICS HIGH SCHOOL

Evaluate 7!/5!2!
choices
1
21
42

Answers

Answer 1
Answer: (7!)/(5!2!) = (7 * 6 * 5 * 4 * 3 * 2 * 1)/(5 * 4 * 3 * 2 * 1 * 2 * 1) = (7 * 6)/(2 * 1) = (42)/(2) = 21

The answer is B.
Answer 2
Answer:

The correct answer is B. 21

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Answers

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Round each fraction to the nearest half and find the estimate. 2/6 + 1/6 one half 1 one and one half 2

Answers

Answer:

one half

Step-by-step explanation:

Given the expression

2/6 + 1/6

Find the LCM

= (2+1)/(6) \n= (3)/(6) \n= (3*1)/(3*2)\n= (3)/(3) * (1)/(2) \n= 1 * (1)/(2)\n= (1)/(2)

Hence the required result is one half

Which two numbers add up to 27 and multiply to -160?

Answers


     + 32
and
     - 5

will do that job for you.

I think it's D...Which describes what President Rutherford B. Hayes and his administration were best known for?

A.
signed Sherman Antitrust Act

B.
impeached by Congress

C.
end of Reconstruction

D.
assassinated early in first term

Answers

It is :

C.
end of Reconstruction

Find the equation of the line parallel to the given line and passing through the given point.y=-3x+2; (-2,-6)

Answers