Posted by **Labiba** on Saturday, February 25, 2012 at 6:29pm.

For the following function, state the derivative and evaluate f'(4):

f(x) = x

Please show your work! Thank you!!

- Calculus -
**Labiba**, Saturday, February 25, 2012 at 7:00pm
can someone please please help me with this cause i have more questions like it, but i can't figure out how to do it.

- Calculus -
**Reiny**, Saturday, February 25, 2012 at 7:43pm
f'(x) = 1

so f'(4) = 1

I hope the others are a bit more challenging

- Calculus -
**Damon**, Saturday, February 25, 2012 at 7:52pm
The slope of the graph of y = x is one for any x at all, including for x = 4

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