Question

calcule as pontecias ​

Answer 1

Explicação passo-a-passo:

REGRA > Expoente Fração > Fatora a base . Multiplica os expoentes

a

49^1/2

49= 7²

(7²)^1/2

2 * 1/2 = 2/2 = 1

resposta >>>> 7^1 = 7 >>>>

b

8^2/3

8 = 2³

( 2³ )^2/3

3 * 2/3 = 6/3 = 2 >>>>

(2 )² >>>>resposta

c

9^3/2

9 = 3²

( 3²)^3/2

2 * 3/2 =6/2 = 3 >>>>

( 3 )³ >>>> resposta

d

4^5/2

4 = 2²

( 2² )^5/2

2 * 5/2 = 10/2 = 5 >>

( 2 )^5 >>>>> resposta