SOLUTION: ``Let f(x)=sin x, g(x)=cos x, and h(x)=2x. Find the exact value of each expression. Do not use a calculator. (h(degree)f)(11pi/4) Please I need help with this!!''.

Question 853183: ``Let f(x)=sin x, g(x)=cos x, and h(x)=2x. Find the exact value of each expression. Do not use a calculator.
(h(degree)f)(11pi/4)
Please I need help with this!!''.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
``Let f(x)=sin x, g(x)=cos x, and h(x)=2x. Find the exact value of each expression. Do not use a calculator.
(h(degree)f)(11pi/4)
11pi/4 = 3pi/4
f(3pi/4) = sin(3pi/4) = sqrt(2)/2
------
h(sqrt(2)/2) = 2*sqrt(2)/2 = sqrt(2)
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