cot^-1(2tan(cos^-18/17))+tan^-1(2tan(sin^-18/17))=tan^-1300/161

cot^-1(2tan(cos^-18/17))+tan^-1(2tan(sin^-18/17))=tan^-1300/161
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2. asked by hasee
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Genral solution of:2tan x + 3=0 Solve for x if: 2tan x +3 =0 and x E[-180;180]
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2. asked by Thule
3. 641 views
Which of the following functions of x can be integrated with respect to x without integration by parts, and purely using
1. 3 answers
2. asked by Alice
3. 2,280 views
cos(2tan^-1(15/8))
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2. asked by Amanda
3. 1,869 views
sec^4x-tan^4x=1+2tan^2x
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2. asked by Anonymous
3. 403 views
(sin/sin+1)-(sin/sin-1)=-2tan^2
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2. asked by chance
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sin^2x+sin^2tan^2x=tan^2x
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2. asked by becca
3. 393 views
2tan^2x-tanx-1=00<x<2pi
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2. asked by ROBIN
3. 554 views
Prove:sec*4x-tan*4x=1+2tan*2x
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2. asked by Sarah Fuller
3. 529 views
2tan x + sec x = 4cos x
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2. asked by Vincent
3. 445 views