alleryStart learning →Between x = -pi/4 and x = pi/4, the curve y = cos x has area equal to
Aroot 2
B1/root 2
C2 root 2
D3 root 2
Answer & Solution
Correct answer: A. root 2
The value is sin(pi/4) - sin(-pi/4) = 2 x (root 2)/2 = root 2.
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