Question

Escreva com uma única potencia de base 5:

A) 5-³

B) 5-²/ 5-¹

C) (5²)-³

D) (5-²· 5⁴)-¹

E) (5-³/ 5-¹) -²

Answer 1

A) 5-³ = 1/5^3

B) 5-²/ 5-¹ = 5^(-2+1) ==> 5^-1

C) (5²)-³ = 5^- 6

D) (5-²· 5⁴)-¹ = (5^(-2+4))^-1 ==> (5^2)^-1 ==> 5^-2

E) (5-³/ 5-¹) -²

Answer 2

Resposta:

A) 5-³ = 1/5^3

B) 5-²/ 5-¹ = 5^(-2+1) ==> 5^-1

C) (5²)-³ = 5^- 6

D) (5-²· 5⁴)-¹ = (5^(-2+4))^-1 ==> (5^2)^-1 ==> 5^-2

E) (5-³/ 5-¹) -²