Find the slope of the tangent line at (2,5)

f(x) = x^{2}+1

Please use this formula:

http://i45.tinypic.com/33nvod2.png

Thank you for the help in advance!

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- February 2nd 2013, 04:22 PMmichellederzSlope of the tangent line at (2,5)
Find the slope of the tangent line at (2,5)

f(x) = x^{2}+1

Please use this formula:

http://i45.tinypic.com/33nvod2.png

Thank you for the help in advance! - February 2nd 2013, 04:55 PMProve ItRe: Slope of the tangent line at (2,5)
Well you are given the formula, why not use it?

- February 2nd 2013, 05:08 PMmichellederzRe: Slope of the tangent line at (2,5)
I have tried using the formula and keep getting the wrong answer; otherwise I obviously wouldn't have posted a question on here..

- February 2nd 2013, 06:59 PMibduttRe: Slope of the tangent line at (2,5)
- February 2nd 2013, 08:16 PMmichellederzRe: Slope of the tangent line at (2,5)
Thank you, I figured out what I did wrong. I made a simple error when multiplying numbers together.