What can 2tanx+cosx equal to an identity

What can 2tanx+cosx equal to an identity
1. 1 answer
2. 22 views
find the value of a and b , dy/dx(sinx/2tanx+cosx)=a+bsinxtan^2x/(2tanx+cosx)^2differential equation
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2. asked by sadia khan
3. 514 views
I need to prove that the following is true. Thanks(2tanx /1-tan^x)+(1/2cos^2x-1)= (cosx+sinx)/(cosx - sinx) and thanks
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2. asked by abdo
3. 2,607 views
hey, i would really appreciate some help solving for x when:sin2x=cosx Use the identity sin 2A = 2sinAcosA so: sin 2x = cos x
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2. asked by elle
3. 693 views
find the derivative of the functions F(x)= tan^2(x) and G(x) = sec^2(x).... based on your calculations what can you say about
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2. asked by Anonymous
3. 336 views
Verify the identity:sin^(1/2)x*cosx - sin^(5/2)*cosx = cos^3x sq root sin x I honestly have no clue how to approach the
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2. asked by Zee
3. 699 views
1/tanx-secx+ 1/tanx+secx=-2tanxso this is what I did: =tanx+secx+tanx-secx =(sinx/cosx)+ (1/cosx)+(sinx/cosx)-(1/cosx)
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2. asked by olivia
3. 1,308 views
prove the identity(sinX)^6 +(cosX)^6= 1 - 3(sinX)^2 (cosX)^2 sinX^6= sinx^2 ^3 = (1-cosX^2)^3 = (1-2CosX^2 + cos^4) (1-cosX^2)
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2. asked by JungJung
3. 893 views
prove that cosx(tanx+2)(2tanx+1)=2secx+5sinx
1. 2 answers
2. asked by krishan
3. 1,929 views
1. Prove the identity:cosx/1-tanx+sinx/1-cotx=sinx+cosx2.Prove the identity: cosx/1+sinx+1+sinx/cosx=2secx
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2. asked by Aliya
3. 612 views