Question

a的m次方=9,a的n次方=8,a的k次方=4,求a的m－2k+3n次方的值.

Answer 1

a^(m-2k+3n)=a^m/a^2k*a^3n

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

=9/4^2*8^3

=288