Saturday

December 20, 2014

December 20, 2014

Posted by **bella** on Sunday, April 4, 2010 at 4:51pm.

f(x) = 2x tan(x)

-p/2 < x < p/2

(a) Find the interval where the function is increasing.

Find the interval where the function is decreasing.

(b) Find the local minimum value.

(c) Find the interval where the function is concave up.

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