RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 6 of Exercise 4.10

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6

. Find x

A.






(using cos(A-B) = cosAcosB + sinAsinB)



(The value of switches between 1 and -1)


6

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