tolong bantu ka soalnya sulit

5.) 3⁻³ × 3² = 3⁻³ ⁺ ²
= 3⁻¹
= 1/3
Jawaban: C.

6.) 5b^(3/7) = 5 . ⁷√b³
Jawaban: C.

7.) d^(-1 5/8) = 1/(d^(1 5/8))
= 1/(d × d^(5/8))
= 1/(d . ⁸√d⁵)
Jawaban: C.