Trigonometric EquationHard
Question
If tan α = (1 + 2-x)-1, tan β = (1 + 2x+1)-1, then α + β =
Options
A.π/6
B.π/4
C.π/3
D.π/2
Solution
tan α = 
tanβ =
tan (α + β) =
=
tan(α + β) = 1, α + β = tan-1 (1) =
tanβ =tan (α + β) =
=
tan(α + β) = 1, α + β = tan-1 (1) =
Create a free account to view solution
View Solution FreeMore Trigonometric Equation Questions
If (sec A - tan A) (sec B - tan B). (sec C - tan C) = (sec A + tan A) (sec B + tan B) (sec C + tan C), then each side is...Let L be the line passing through the point P(1, 2) such that its intercepted segment between the co-ordinate axes is bi...If log2 x ≥ 0 thenlog1/π is equals to...If $cotx = \frac{5}{12}$ for some $x \in \left( \pi,\frac{3\pi}{2} \right)$, then$$sin7x\left( cos\frac{13x}{2} + sin\fr...Let tan-1 y = tan-1 x + tan-1 , where |x| < . Then a value of y is :...