Question

cálculo
A) 7-²
B) (7 elevado a 5 )-²
C) (5 elevado a 2)-³
F) (3 elevado a 3) -¹
Por Favorrrrrr​

Answer 1

Resposta:

A) 7^-2 = (1/7)²

B) (7⁵)^-2= 7^5×(-2 )= 7^-10 = (1/7)¹⁰

C) (5²) ^ -3 = 5^2×(-3) = 5^-6 = ( 1/5)⁶

F)( 3³)^-1 = 3^3×(-1) = 3^-3 = ( 1/3)³