The solution of the equation `cos^(-1)x+cos^(-1)2x=(2pi)/(3)` is

Number of solutions of the equation cos^(-1)(1-x)-2cos^(-1)x=pi/2 is

Solution of the equation cos^(2)x+cos^(2)2x+cos^(2)3x=1 is

The number of solution of the equation cos^(-1)((1+x^(2))/(2x))-cos^(-1)x=(pi)/(2)+sin^(-1)x is given by

The number of solution of the equation cos^(-1)((1+x^(2))/(2x))-cos^(-1)x=pi/2+sin^(-1)x is

The number of solution of the equation cos^(-1)((1+x^(2))/(2x))-cos^(-1)x=(pi)/2+sin^(-1)x is

Q.if solution of the equation 2sin^(-1)x cos^(-1)x-2 pi sin^(-1)x-pi cos^(-1)x+pi^(2)=0 are alpha and beta such that then which of the following is lare correct?

The number of solutions of the equation cos^(-1)((1+x^2)/(2x))-cos^(-1)x=pi/2+sin^(-1)x is 0 (b) 1 (c) 2 (d) 3

The number of solutions of the equation cos^(-1)((1+x^2)/(2x))-cos^(-1)x=pi/2+sin^(-1)x is 0 (b) 1 (c) 2 (d) 3

The number of solutions of the equation cos^(-1)((1+x^2)/(2x))-cos^(-1)x=pi/2+sin^(-1)x is 0 (b) 1 (c) 2 (d) 3