Question

a) (-7)²=
b) -7²=
c)(-1)⁴=
d)-1⁴=
f)12⁰=
g)34⁰=
alguém ????
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Answer 1

Resposta:

A) 49

B) -49

C) 1

D) -1

E)

$\frac{\pi}{15}$

F)

$\frac{17\pi}{90}$