Question

(x³)⁷*x²
~~~~~~ = ?

x¹⁵ ​

Answer 1

(x^3)^7 * x^2 =x^21 * x^2 = x^21 + 2 = x^23 =
——————— ————— ———— ———
x^15 x^15 x^15 x^15

=x^23 - 15 = x^8