Question

please help me.

Answer 1

\[(x ^{3})*\sqrt{x+1}\] find the derivative

Answer 2

You can take the derivatives separately and add them up because of the sum rule.
Do you know how to take the derivative of\[x^2 where x^n = nx^{n-1}\]

Answer 3

going by bibbys method im getting (7 x^3 + 6 x^2)/[2*(x+1)^1/2]

Answer 4

oh god what have I done. That's a multiplication not an addition.
Multiplication = u'v + uv'