If tanα, tanβ are the roots of the equation x 2 + px + q = 0 (p ≠ 0), then
Mathematics · JEE Main · NTA Exams — Trigonometry
If tanα, tanβ are the roots of the equation
x2 + px + q = 0 (p ≠ 0), then
x2 + px + q = 0 (p ≠ 0), then
- sin (α +β) = –p
- tan (α +β) = p/ (q – 1)
- cos (α +β) = 1 – q
- none of these
Answer
(B) tan ( α +β ) = p/ (q – 1)
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