finding the drivative of y = 2 x^3 e^4x

[jlaird77]

The question is y=2x^3e^4x.

I thought i would use the product rule for this one and came up with the answer 2x^2e^4x(3+4x).

Did i do it right or is there something i am missing?

Thanks

 

[skeeter]

correct

y' = 2x^2 * e^(4x)[3 + 4x]

 

[jlaird77]

thanks alot!