Let `cos^-1 (x/2)+cos^-1 (y/3)=theta` and denote by `f(x,y,theta)=0` the rational integeral ex
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Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Let `cos^-1 (x/2)+cos^-1 (y/3)=theta` and denote by `f(x,y,theta)=0` the rational integeral expression in `x and y.` Then for `theta=pi/2` the locus represented by `f(x,y,pi/2)=0` is
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