Question

Write each of the following in the simplest form:
(a³)⁵ x a⁴

Answer 1

(a³)⁵ x a⁴ 
= (a)^3x5 x a⁴      .....(Using (a^m)ⁿ = a^mn)
= (a)¹⁵ x a⁴
= a^{15 +4}         .....(Using a^m x aⁿ = a^{m +n})
= a¹⁹.