tan pi/4 = ; sin pi/3 =

tan -pi/4

If `tan( pi/4 + x). tan(pi/4 - x) = 1` , then x equals

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Prove tan(pi/4 - x)/tan(pi/4 + x) = ((1 – tan x)/ (1 + tan x))^2

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XI Trigonometric Functions If tanx 3 4, π x 3π 2, find the value of sinx 2, cosx 2 and tanx 2

If `tan^(-1)x+tan^(-1)y=pi/4,` then write the value of `x+y+x ydot`

Find trigonometry angle tan⁡(3π/4) = ?

Let f(x) = tan(π/4 -x)/cot2x, if x≠π/4.The value which should be assigned to f (x) at x=π/4 so that

Part 1: Exact Trig Values for Non Calculus

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Prove that :- tan (π/4 - x) = (1 - tanx)/(1 + tanx)

Trigonometric Sin Cos Tan angle values

'tan (pi/4+x)/tan(pi/4-x) = [(1 + tanx)(1- tanx)] ^2' || tan(π/4+x)/tan(π/4-x)=(1+tanx/1-tanx)^2

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The value of tan `(2 \"tan\"^(-1)(1)/(5)-(pi)/(4))` is

`tan(pi/4+theta)-tan(pi/4-theta)=2tan2theta`

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