Question

Simplify 2^3 x 2^18 A. 2^54 B. 4^54 C. 4^21 D. 2^21

Answer 1

When you multiply powers, you add them. You keep the constant (2) the same.

3+18= 21

2^21 <=== the answer

“D” is the answer.

I hope this helps!
~kaikers