Question

Simplify 3 times the 3rd root of 16.

A) 5 times the 3rd root of 2
B) 6 times the 3rd root of 2
C) 12 times the 3rd root of 2
D) 27 times the 3rd root of 2
I'm stuck between B and C :/

Answer 1

3*16^(1/3) =
3*(8*2)^(1/3)
3*8^(1/3)*2^(1/3)
3*2*2^(1/3)
6 times cube root of 2 choice B