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Question #5181

Add & Simplify
1/1+cos(x)+1/1-cos(x)

Expert's answer

1/1+cos(x)+1/1-cos(x)=(1+cos(x)+1-cos(x))/(1-(cos(x))^2)=2/(sin(x))^2=2(1+(cotan(x)^2))

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**1.**Question 1) simplify the following: sin(x+pi/6)+sin(x-pi/6) Question 2) Suppose that c…**2.**if secx,0and cotx,0,in which quadrant does the terminal side of the angle x lie?**3.**find the exact value of cos and sin of angle (3, -6)**4.**Elevation of a tower at a Station A due north of it is x and at a Station B due wist of…**5.**if cot b =12/5,then proof tan^2 b-sin^2b=sin^4b sec^b**6.**WELL THE QUESTION IS (USING "A SQUARE +B SQUARE+C SQUARE" ,FIND THE LENGTH O…**7.**please hepl me solve this question (1+1/tan^2x)(1+1/cot^2x)=1/sin^2x-sin^4x

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