Question

O valor de (4! - 2!-0!)/1! *
( ) 10
( ) 18
( ) 21
( ) 4!​

Answer 1

Resposta:

21

Explicação passo a passo:

$\frac{4!-2!-0!}{1!} = \frac{4*3*2*1 - 2*1 - 1}{1} = \frac{24-2-1}{1} =\frac{21}{1} =21$

Answer 2

Terceira alternativa: $21$

Fatorial de n = $n! = n.(n - 1),(n - 2),(n-3)........$

$(4! - 2!-0!)/1!\\\\(4.3.2.1 - 2.1 - 1) / 1\\\\(24 - 2 -1) / 1\\\\(22 - 1) / 1\\\\21 / 1\\\\21$

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