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Find the value of sin(1/4cos^(-1)((-1)/9...

Find the value of `sin(1/4cos^(-1)((-1)/9))`

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  2. Find the number of solution of 2tan^(-1)(tanx)=6-xdot

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  3. Find the value of sin(1/4cos^(-1)((-1)/9))

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  4. Find the value of sin(1/2cot^(-1)(-3/4))

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  10. If 2tan^(-1)x+sin^(-1)(2x)/(1+x^2) is independent of x , then

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  11. Equation 1+x^2+2x"sin"(cos^(-1)y)=0 is satisfied by

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  12. If the equation2^((2pi)/cos^(-1)x)-(a+1/2)2^((pi)/cos^(-1)x-a^2=0 has ...

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  13. Let alpha=som^(-1)((36)/(85)),beta=cos^(-1)(4/5)a n dgamma=tan^(-1)(8/...

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  14. If Sn=cot^(-1)(3)+cot^(-1)(7)+cot^(-1)(13)+cot^(-1)(21)+ddotn terms, ...

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  15. The value of tan[cos^(-1)(4/5)+tan^(-1)(2/3)] is 6/(17) (b) 7/(16) (...

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  16. If tan^(-1)(sqrt(1+x^2-1))/x=4^0 then

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  18. If sin^(-1)x=2sin^(-1)alpha has a solution, then

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