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trigonometry

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27 questions


If (Sinθ - cosθ)^2=1/2, (sinθ + cosθ)^2=?
If  (Sinθ - cosθ)2=1/2,  (sinθ + cosθ)2=? 
3 days ago 1 answer(s) 1 votes


If cos 60° = 1/2, which of the following angle has cosine o...
If cos 60° = 1/2, which of the following angle has cosine of -1/2
2 months ago 1 answer(s) 2 votes


What is the derivative of tanx
y = tan(x), Find dy/dx
6 months ago 2 answer(s) 1 votes


What is the derivative of cosx
y = cos(x), find dy/dx
6 months ago 1 answer(s) 1 votes


Cos(A-B)
What is the trigonometry of cos(A-B)
5 months ago 1 answer(s) 1 votes


If tanx=3/4, 0 < x < 90 evaluate cosx/2sinx
If tanx = 3/4, 0 < x < 90 evaluate cosx/2sinx A. 8/3 B. 3/2 C. 4/3 D. 2/3
5 months ago 1 answer(s) 3 votes


If 5tanθ=4, then value of (5sinθ -4cosθ)/(5sinθ +4cosθ)...
if 5tanθ = 4, then the value of (5sinθ - 4cosθ) / (5sinθ + 4cosθ) is
2 months ago 1 answer(s) 4 votes


X + sinx = 5
Find x, x + sin x = 5
7 months ago 1 answer(s) 2 votes


Solve the following trigonometry equations
2 months ago 4 answer(s) 3 votes


Tan(A+B)
What is the trigonometry of tan(A+B)
5 months ago 1 answer(s) 1 votes