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2. Inverse Trigonometric Functions
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Q17 of 55 Page 35

Find the value of .

We have,


[since, ]




[since, ]





[Since, ]






.


Hence,


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15

Show that

16

Prove that .

18

Show that and, justify why the other value is ignored.

19

If is an arithmetic progression with common difference d, then evaluate the following expression.

Questions · 55
2. Inverse Trigonometric Functions
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