multiply:

(2x^4y^2)^3 (4x^2y)^2

Is this right?
128x^11y^8

Not sure.

3 answers

Did some rethinking..is it

128x^16y^8

?
I got 128x^16y^8
Great...i was adding the exponents that were on the outside instead of multiplying it.

Took me a while to remember the rule. Thanks Ron.