Question

Sendo N = (-3)2

– (32

), então, o valor de N é

(A) -18

(B) 0

(C) 12

(D) 18​

Answer 1

→ Cálculo :

$\boxed{\begin{array}{lr} \large{\mathrm{N=(-3)^{2} -3^{2} }}\\ \\\large{ \mathrm{N=9 -3^{2} }} \\\\\large{\mathrm{N=9 -9 }}\\\\\large\boxed{{\red{ \mathrm{N=0 } }}}\end{array}}$

→ O valor de N = 0

→ Alternativa correta Letra B

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