3.4-3.5 · Further calculusLesson 1 of 12Free preview
Derivative of tan⁻¹ x
Write x = tan y, differentiate, and use sec²y = 1 + x². The answer is 1/(1 + x²).
3.4-3.5 · Further calculusLesson 1 of 12Free preview
Write x = tan y, differentiate, and use sec²y = 1 + x². The answer is 1/(1 + x²).