Question

(resolva a equação: (X+3)!/(x+2)!=2

Answer 1

Resposta:

x = -1

Explicação passo a passo:

$\frac{(x+3)!}{(x+2)!} =2}\\\\\frac{(x+3)(x+2)!}{(x+2)!} =2 \\\\x+3=2\\\\x=2-3\\\\x=-1$