Grade 12th passIntegral Calculus
integral 0 to pi 1dx/4+5sin2x …... could u please solve with detailed view
integral 0 to pi 1dx/4+5sin2x …... could u please solve with detailed view
1 Answer
Arun
Dear student
Divide by cos²x
sec² x dx/4sec²x + 5 tan²x
Sec² x dx /4 + 9 tan²x
Now let tan x = t
Hence sec²x dx = dt
Hence
dt/4 + 9t²
1/6 tan^-1 (3t/2)
Now put limit
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