Integrate dx/cos(x-a)cos(x-b) please answer me with full explanation
Ashutosh nayak
9 Years agoGrade 12th pass
1 Answer
HIMANSHU SAXENA
9 Years ago
you can use the formula cosA*cosB=[ocs(A+B)+cos(A-B)]/2 and after that you can apply the concept of partial differentiation, it will make this question a lot easier.