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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 |
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Answer» 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 |
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