Integration of trigonometric functions

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Reference no: EM13129834

Use partial decomposition to integrate.

(2x^2-x-20)/(x^2+x-6 )

(sint)(4cos^2t-1)/(cost)(1+2cos^2t+cos^4t)

(x+pi )/(x^2-3pix+2pi^2)

Reference no: EM13129834

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