Consider the function f(x)=sin(x)+(1/4)*sin(2x) on the interval [0,2pi].

Find numbers a, b and c so that a < b < c and f(x) is concave in one direction

on each of the intervals (0,a),(a,b),(b,c) and (c,2pi).

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- November 5th 2009, 01:49 PMVelvet LoveCalculus Max and Min
Consider the function f(x)=sin(x)+(1/4)*sin(2x) on the interval [0,2pi].

Find numbers a, b and c so that a < b < c and f(x) is concave in one direction

on each of the intervals (0,a),(a,b),(b,c) and (c,2pi). - November 5th 2009, 02:16 PMskeeter