Use the complex trigonometric formulae (3.86) and Exercise 3.6.24 to evaluate the following trigonometric integrals: a. b.
Question:
a.
b.
c.
d.
How did you calculate them in first year calculus? If you're not convinced this method is easier, try the more complicated integrals
(e)
(f)
(g)
(h)
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cos x dx sin2 x dx cos x sinxdx cos 3x sin 5x dx cos1x dx sinx dx cos x sin2 x dx cos 3x sin 5x cos 7χ4x
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