If `cos^(-1)x+cos^(-1)y+cos^(-1)z=pi` , where `-1 lt=x,y,z lt=1`, then find the value of `x^2+y...
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `cos^(-1)x+cos^(-1)y+cos^(-1)z=pi` , where `-1 lt=x,y,z lt=1`, then find the value of `x^2+y^2+z^2+2xyz`
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `cos^(-1)x+cos^(-1)y+cos^(-1)z=pi` , where `-1 lt=x,y,z lt=1`, then find the value of `x^2+y^2+z^2+2xyz`