1.

In a triangle PQR, R = π2 If tan P2and tanQ2are the roots of the equation \( ax^2\) +bx+c=0 (a≠0), then:

Answer»

In a triangle PQR, R = π2 If tan P2and tanQ2are the roots of the equation \( ax^2\) +bx+c=0 (a0), then:




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