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October 21, 2014

October 21, 2014

Posted by **Mel <3** on Sunday, October 12, 2008 at 12:20pm.

f(x) = 3x + 5

ok...i think you find the derivative first...? but i thought u had to find the critical points somehow... i am so lost! can someone show me how to do this problem? PLEASE! :)

- Calculus -
**bobpursley**, Sunday, October 12, 2008 at 12:46pmFollow the rules. Derivative for the slope, which in this case is always positive. The second derivative is zero.

There are no critical points. and there are no intervals where the function is decreasing.

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