Question

Calcule.

A) 7-²
b) (5/7)-²
c) (2/3)-⁴
d) 5-³
e) (2/5)-³
f) (6/3)-¹​

Answer 1

caso os expoentes não sejam negativos:

a)= =49

b)=25/49

c)=16/81

d)=125

e)=8/125

f)=6/3

caso eles sejam:

a)=1/49

b)=49/25

c)=81/16

d)=1/125

e)=125/8

f)=3/6