Math, asked by ayushmukherjee880, 1 year ago

Integrate 1/(1+cos2x) dx

Answers

Answered by dainvincible1
20
integral 1/(1+cos2x) dx = integral 1/(2cos²x)dx
                                     =1/2 integral 1/(cos²x)dx
                                     =1/2 integral (sec²x) dx
                                     =1/2 tanx +c

Answered by jacksparrow853
22
[tex]\begin{array}{cc} \ &\int \frac{1}{1+\cos2x} dx \\ =&\int \frac{1}{2\cos^2x}dx \\ = &\frac{1}{2} \int \sec^2x dx \\ = & \frac{1}{2}\tan x +c \end{array}[/tex]
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