= 4⁴ x 1 x 4⁻⁴
= 4⁴⁻⁴
= 4⁰
= 1
c. 1/3⁵ x 1/3⁻⁷
= 3⁷⁻⁵
= 3²
= 9
d. (-7)⁴ x 7³
= 7⁴⁺³
Editor: Maria Nofianti