Let http://webwork.rutgers.edu/webwork2_...da37dc1f31.png.

I got

[(-28x^3)(sqrtx) - (7x^4)(1/2(sqrtx))] - [(3x^2)(sqrtx)+(x^3)(1/2sqrtx)]/[(x^3sqrtx)^2]

what did i do wrong?

thanks

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- October 11th 2011, 03:34 PMhabibixoxfinding the derivative
Let http://webwork.rutgers.edu/webwork2_...da37dc1f31.png.

I got

[(-28x^3)(sqrtx) - (7x^4)(1/2(sqrtx))] - [(3x^2)(sqrtx)+(x^3)(1/2sqrtx)]/[(x^3sqrtx)^2]

what did i do wrong?

thanks - October 11th 2011, 04:17 PMSorobanRe: finding the derivative
Hello, habibixox!

Quote:

HEY! . . . Simplify first!

. .

Therefore: .

- October 11th 2011, 04:24 PMhabibixoxRe: finding the derivative
wow that's so much neater xD

thank you so much!!! - October 11th 2011, 05:37 PMProve ItRe: finding the derivative