Find the solution of the integral (sin 2x) / (sin⁴ x + cos⁴ x)

1.	Find the solution of the integral (sin 2x) / (sin⁴ x + cos⁴ x)
Answer» The solution of∫ [(sin 2x) / (sin⁴ x + cos⁴ x)] dx = [ tanֿ¹ ( tan² x ) ] + C The process of finding the antiderivative of a function is called integration.

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