February 22, 2017

Homework Help: Calculus

Posted by Tim on Sunday, March 9, 2014 at 10:40pm.

Find all points on the graph of the function
f(x) = 2 cos x + cos^2 x
at which the tangent line is horizontal. (Use n as your arbitrary integer.)

smaller y-value (x,y)=

larger y-value (x,y)=

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