Question

(a)pangkat -2 x (2a) pangkat 3 =
A) 8a
B) 1/8a
C) 1/2a
D) 1/2 a
E) 2a

Answer 1

Verified answer

2^-2 × 2a^3
=2^-2 × (2×a)^3
=2^-2 × 2^3 × a^3
=8a

Answer 2

a^-2 x (2a)³ = a^-2 x 8 x a³

                    = 8 x a^(3 - 2)

                     = 8 x a

                     = 8a