RS Aggarwal - Mathematics

Book: RS Aggarwal - Mathematics

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 8 E of Exercise 4C

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8 E

Solve for x:


To find: value of x


Given:


We know


Let



Therefore,




Therefore,



Squaring both sides,


x2 – 64 = 225


x2 = 289


x = ± 17


Therefore, x = ±17 are the required values of x.


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