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RD SHARMA ENGLISH-INVERSE TRIGONOMETRIC FUNCTION-All Questions
- If cos((sin^(-1)2)/5+cos^(-1)x)=0 find the value of xdot
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- Find the value of the following: cos^(-1)(cos((13pi)/6))
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- 8. Find the principal value of tan^-1( tan (9pi)/8)
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- If tan^(-1){(sqrt(1+x^2)-sqrt(1-x^2))/(sqrt(1+x^2)+sqrt(1-x^2))}=alpha...
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- The value of tan{cos^(-1)1/(5sqrt(2))-sin^(-1)4/(sqrt(17))} is (sqrt(2...
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- The value of 2tan^(-1)(cos e ctan^(-1)x-tancot^(-1)x) is equal to cot^...
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- If cos^(-1)x/a+cos^(-1)y/b=alpha, prove that (x^2)/(a^2)-2(x y)/(a b)c...
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- Find the number of positive integral solution of the equation tan^(-1)...
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- If sin^(-1)x-cos^(-1)x=pi/6 , then x= (a)1/2 (b) (sqrt(3))/2 (c) -1/2...
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- sin[cot^(-1){tan(cos^(-1)x)}]i se u q a lto x (b) sqrt(1-x^2) (c) 1...
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- The number of solutions of equation tan^(-1)2x+tan^(-1)3x=pi/4 is (...
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- If alpha=tan^(-1)(t a n(5pi)/4)a n dbeta=tan^(-1)(-tan((2pi)/3)),t h e...
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- The number of real solutions of the equation sqrt(1+cos2x)=sqrt(2)sin^...
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- If x<0,\ y<0 such that x y=1 , then tan^(-1)x+tan^(-1)y equals pi/2 (b...
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- If u=cot^-1 sqrt(tanalpha)-tan^-1 sqrt(tan alpha), then tan(pi/4-u/2) ...
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- If cos^(-1)x/3+cos^(-1)y/2=theta/2 , then 4x^2-12 x ycostheta/2+9y^2= ...
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- If alpha=tan^(-1)((sqrt(3)x)/(2y-x)) , beta=tan^(-1)((2x-y)/(sqrt(3)y)...
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- Let f(x)=e^cos^((-1)){sin(x+pi/3)}dot Then, f((8pi)/9)= e^(5pi//18) ...
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- tan^(-1)(1/(11))+tan^(-1)(2/(11)) is equal to (a) 0 (b) 1//2 (c) -1 (d...
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- If cos^(-1)x/2+cos^(-1)y/3=theta , then 9x^2-12 x ycostheta+4y^2 is eq...
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