Determine the value of \(\int_0 ^{\frac{\pi}{2}
}(...
Determine the value of ∫π20(−2cosx)dx
-2
-1/2
-3
-3/2
Correct answer is A
∫π20(−2cosx)dx=[−2sinx+c]π20=(−2sinπ2+c+2sin0−c)=−2sin90+c+2sin0−c=−2(1)+2(0)=−2
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