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RD Chapter 4 Inverse Trigonometric Functions Ex 4.12 Solutions

Question - 1 : -

Evaluate: Cos (sin -1 3/5 + sin-1 5/13)

Answer - 1 : -

Given Cos (sin -1 3/5+ sin-1 5/13)

We know that,

Question - 2 : -

Answer - 2 : -


Question - 3 : -

Answer - 3 : -


Question - 4 : -

Solve the following:

Answer - 4 : -

1.

2.

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