cos^(-1)(4x^(3)-3x)=3cos^(-1)x,(1)/(2)

Prove that: i) sin^(-1)(3x-4x^(3))=3sin^(-1)x, |x| le 1/2 ii) cos^(-1)(4x^(2)-3x)=3cos^(-1)x,1/2 le x le 1 iii) tan^(-1)""(3x-x^(3))/(1-3x^(2))=3tan^(-1)x, |x| lt 1/sqrt(3) iv) tan^(-1)x+tan^(-1)""(2x)/(1-x^(2))=tan^(-1)""(3x-x^(3))/(1-3x^(2))

Prove the following: cos^(-1)(4x^(3)-3x)=3cos^(-1)x,x epsilon [1/2,1]

Prove that cos^(-1)(3x-4x^3)=3cos^(-1)x,x in[1/2,1]

Let cos^(-1)(4x^(3)-3x)=a+b cos^(-1)x If x in[-(1)/(2),-1], then a+b pi=

The functions f(x)=cos^(-1)(4x^(3)-3x) and g(x)=3cos^(-1)x are identical in the interval

Let cos^(-1)(4x^(3)-3x)=a+b cos^(-1)x Q. If x in [-(1)/(2), (1)/(2)] , then sin^(-1)("sin"(a)/(b)) is :

Let cos^(-1)(4x^(3)-3x)=a+b cos^(-1)x Q. If x in [-(1)/(2), (1)/(2)] , then sin^(-1)("sin"(a)/(b)) is :

For problems Let cos^(-1)(4x^(3)-3x)=a+bcos^(-1)x If x in [-1, -1/2) , then the value of a+bpi is

Prove that: 3cos^(-1)x=cos^(-1)(4x^(3)-3x),x in[(1)/(2),1]

Prove that 3cos^(-1)x=cos^(-1)(4x^(3)-3x),x in[(1)/(2),1]