Evaluate \(\int\limits_0^\frac{\pi}{2}\) sin xdx
A
2
B
-1
C
1
D
-2
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
\(\int\limits_0^\frac{\pi}{2}\) sin xdx = -cosx|\(\frac{\pi}{2}\)
= -(cos\(\frac{\pi}{2}\) - cos0) = -(0-1) = 1
Source: Myschool Past Questions Archive (Record #44835)