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savannahmaddux
savannahmaddux savannahmaddux
  • 09-06-2016
  • Mathematics
Answered

Evaluate 7!/5!2!

choices

1

21

42

Verified Answer :

Panoyin
Panoyin Panoyin
  • 09-06-2016

\(\frac{7!}{5!2!} = \frac{7 * 6 * 5 * 4 * 3 * 2 * 1}{5 * 4 * 3 * 2 * 1 * 2 * 1} = \frac{7 * 6}{2 * 1} = \frac{42}{2} = 21\)

The answer is B.

Answer Link
rainepowell504 rainepowell504
  • 27-05-2019

The correct answer is B. 21

Answer Link

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