1.

Prove that the product of the lengths of the perpendiculars drawn from the points ( sqrt(a^(2) - b^(2) ), 0) and ( - sqrt(a^(2) - b^(2) ), 0) to the line (x)/( a) cos theta + (y)/( b) sin theta =1 is b^2.

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ANSWER :`=b^2`


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