Techniques of Integration - Integration by the Reverse Chain Rule

Techniques of Integration - Integration by the Reverse Chain Rule

IP 4

Find \(\int \frac{1}{\cos^2(t)\sqrt{1+\tan(t)}} \mathrm{d}t\).

Solution:

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Answer:\(2\sqrt{1+\tan t}+C\), on each interval where the integrand is defined.

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