Question

10) ) Calcule a potência 5x (-3)2+ 1 - 6°

a) 35
c) 55
b) 45
d)25​

Answer 1

→ Cálculo :

⇔ Alternativa correta Letra B

$\large \boxed{\begin{array}{lr} {5\times(-3)^{2}+1-6^{0} = } \\ \\ {5\times9+1-1=}\\\\{45+1-1=}\\\\{45+0=}\\ \\ \boxed{\red{ \ 45 \ }} \Leftrightarrow {\rm \ Resposta} \\ \end{array}}$