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Solutions of sin^(-1) (sinx) = sinx are ...

Solutions of `sin^(-1) (sinx) = sinx` are if `x in (0, 2pi)`

A

4 real roots

B

2 positive real roots

C

2 negative real roots

D

5 real roots

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The correct Answer is:
D
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ARIHANT MATHS-INVERSE TRIGONOMETRIC FUNCTIONS-Exercise (Single Option Correct Type Questions)
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  12. Let f : R to [0, pi/2) be defined by f ( x) = tan^(-1) ( x^(2) + x +...

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  13. The value of expression tan^(- 1)((sqrt(2))/2)+sin^(- 1)((sqrt(5))/5)-...

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  14. The value of sec ( 2 cot^(-1) 2 + cos^(-1) . 3/5) is equal to

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  20. Prove that: tan^(-1)(1/2tan2A)+tan^(-1)(cotA)+tan^(-1)(cot^3A)=0

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