Question

A)-7²=
b)(-7)²=
c)-(+2)⁵=
d)-(3)⁴=​

Answer 1

Explicação passo-a-passo:

a)R: -49

${ - 7}^{2} = 7 \times 7 = - 49$

b)+49

${( - 7)}^{2} = ( - 7) \times ( - 7) = + 49$

c)-32

$- {( + 2)}^{5} = 2 \times 2 \times 2 \times 2 \times 2 = - 32$

d) -81

$- {(3)}^{4} = 3 \times 3 \times 3 \times 3 = - 81$