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Sin (2sin-1x) is equal to......2 × (1-2x^2)/(1-x^2)^1/2

Sin (2sin-1x) is equal to......2 × (1-2x^2)/(1-x^2)^1/2

Grade:12

1 Answers

Vikas TU
14149 Points
3 years ago
Dear Student,
Write sin(2sin-1x) = sin(cos-1(1-2x2))
= sin(sin-1√(1-(1-2x2)2))
= √(1-(1-2x2)2).           
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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