Question
Find any critical numbers of the function
h(x)=sin^2(x)+cos(x)
0 < x < 2π
h(x)=sin^2(x)+cos(x)
0 < x < 2π
Answers
Steve
h' = 2sin cos - sin
= sin(2cos - 1)
so, places where sinx = 0 or cosx = 1/2 are critical numbers.
piece o' cake, right?
= sin(2cos - 1)
so, places where sinx = 0 or cosx = 1/2 are critical numbers.
piece o' cake, right?