1.

If tanA,tanB are the roots of quadratic equation ax2+3x+4=0,a≠0 and tanAcotB−tanA=13, then the value of a is

Answer»

If tanA,tanB are the roots of quadratic equation ax2+3x+4=0,a0 and tanAcotBtanA=13, then the value of a is



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