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Show that the locus of the point of inte...

Show that the locus of the point of inter section of the lines `x cos theta +y sin theta =a, x sin theta -y cos theta = b, theta` is a parameter is a circle.

A

a

B

b

C

`a^(2)+b^(2)`

D

`sqrt(a^(2)+b^(2))`

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1C(Pole, Polar)
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  13. The parametric equation of the circle x^(2)+y^(2)+8x-6y=0 are

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  14. The equation of the circle passing through the point (-1+3 cos theta, ...

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  15. Show that the locus of the point of inter section of the lines x cos t...

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  17. The parametric equation x=2a((1-t^(2)))/(1+t^(2)) and y=(4at)/(l+t^(2)...

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  20. Equation to the tangent at (a(1+cos alpha), a sin alpha) on the circle...

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