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Answer to Question #223864 in Chemical Engineering for Lokika
Question #223864
Evaluate ∫0^{π/2a}asinαxdx,α>0 by using Leibniz formula.`
Expert's answer
"\\int_0^{\u03c0\/2a}a\\sin axdx=\\cos ax|_0^{\\pi\/2a}\\\\=\\cos \\pi\/2-\\cos 0=0-1=-1"
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