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In a triangle ABC "if" m/A =90^@, "prov...

In a triangle `ABC "if" m/_A =90^@,`
` "prove that "tan"^(-1) b/(a+b) +"tan"^(-1) c/(a+b) =pi/4`. where a,b,c, are sides of the triangle.

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MODERN PUBLICATION-SAMPLE PAPER 2018-EXERCISE
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