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The co-ordinates of a moving point P are...

The co-ordinates of a moving point P are.`[a/2(cosectheta+sintheta)b/2(cosectheta-sintheta)]`where `theta` is a variable parameter.Show that,the equation to the locus of P is `b^2x^2-a^2y^2=a^2b^2`

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UNITED BOOK HOUSE-KALIDHAN INSTITUTION-EXERCISE
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  9. sintheta=ksin(theta+phi).show that tan(theta+phi)=(sinphi)/(cosphi-K)

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  10. Prove by the principle of mathematical induction that.4^n+15n-1is a mu...

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  16. Find the image of the point (3,8) with respect to the line x + 3y = 7 ...

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  18. If the sum of first n terms of a G.P is p and the sum of the first 2n ...

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