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Length of perpendicular from origin to t...

Length of perpendicular from origin to the line `(x)/(a) + (y)/( b) = 1` is `p`. If `a^(2) , p^(2) and b^(2)` are in A.P. then prove that `a^(4) + b^(4) =0`.

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KUMAR PRAKASHAN-STRAIGHT LINES-Practice Work
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