If - - - - 45 - then 1 - tan- 1 - tan- -

The correct option is D 2 tan (α +β )= tanα +tanβ1 tanα tanβ ⇒ tan(45)= 1 = tanα +tanβ1 tanα tanβ ⇒ 1 tanα tanβ #160; = tanα +tanβ ...

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If α + β = ...

Question

If $α + β = 45^{θ}$ then $(1 + tan α) (1 + tan β) =$

1

/ \sqrt{2}

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\sqrt{3}

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0

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2

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