Evaluate the following \(\displaystyle\displaystyle \displaystyle\int_{0}^{\frac{\pi}{4}} 3\cos 2x +

Question

Evaluate the following $\displaystyle\displaystyle \displaystyle\int_{0}^{\frac{\pi}{4}} 3\cos 2x + 1 \, \mathrm{d}x$ $\displaystyle\displaystyle \displaystyle\int_{0}^{\frac{\pi}{6}} 4\sin 3x + \cos^2 x \, \mathrm{d}x$

Accepted Answer

(a) $\frac32+\frac\pi4$ (b) $\frac43+\frac{\sqrt3}{8}+\frac\pi{12}$

Techniques of Integration - Integrating Powers of Sine and Cosine

Techniques of Integration - Integrating Powers of Sine and Cosine

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