Question

已知a的m次方=2,a的n次方=3,求a的2m+3n的值

Answer 1

a^m=2

a^n=3

a^(2m+3n)

=a^2m*a^3n

=(a^m)^2*(a^n)^3

=2^2*3^3

=4*27

=108