1. Find the absolute maximum and minimum values of the function sin 2x + 5.
2. If 0<x<2π, find the maximum and minimum values of the function f(x)= x + sin 2x.
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Finding Absolute Extrema of f(x) on [a,b]
Verify that the function is continuous on the interval [a,b] .
Find all critical points of f(x) that are in the interval [a,b] . ...
Evaluate the function at the critical points found in step 1 and the end points.
Identify the absolute extrema.
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Ex 6.5,12 Find the maximum and minimum values of x + sin 2x on [0, 2π ] Let ... f'(x)=d(x + sin 2x)/dx =1+2 cos2x Putting f'(x)=0 1 + 2 cos 2x=0 2 ...
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