Posted by **Allison** on Sunday, October 2, 2011 at 7:20pm.

Let f(x)=x^2+5x-3.

Find f′(x) and find f′(1).

- Calculus -
**Allie**, Sunday, October 2, 2011 at 7:21pm
f'= 2x+5

F'(1) is 7

- Calculus -
**Allison**, Sunday, October 2, 2011 at 7:23pm
thanks allie but i need someone to show the work to how they got those answers too please :)

- Calculus -
**Ed**, Sunday, October 2, 2011 at 8:42pm
She found the derivative of the equation, and then simply plugged in a one for the (x) after it was in its derivative form.

- Calculus -
**Allison**, Sunday, October 2, 2011 at 9:21pm
yes I know that but I need to steps for how you find the derivative.

- Calculus -
**Steve**, Monday, October 3, 2011 at 5:52am
basically just the power rule:

y = x^n

y' = n*x^(n-1)

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