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The co-ordinate axes are rotated about t...

The co-ordinate axes are rotated about the origin O in the counter-clockwise direction through an angle `60^(@)` If p and q are the intercepts made on the new axes by a straight line whose equation referred to the original axes is x + y = 1 , then `(1)/(p^(2)) + (1)/(q^(2)) = `

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