Question

In which expression should the exponents be multiplied?

A 2 to the 9th over 2 to the 7th
B (610)−7
C one half to the 3rd times one half to the 5th
D 5*2 ⋅ 5*4

Answer 1

(6^10)^-7

Answer 2

Because the exponent of an exponent must multiply themselves
So
6^-70