Q.

If α and ß are the roots of the quadratic equation 3x216x+5=0, then Tan1α+Tan1βTan1α+β1αβ=

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a

b

π/2

c

π

d

0

answer is B.

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Detailed Solution

α,β are the roots of 3x216x+5=0αβ=53>1
Tan1α+Tan1βTan1α+β1αβ=π+Tan1α+β1αβTan1α+β1αβ=π

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