Verify the Identity: (1-cosx)(1+cosx)=sin^2x

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
1. 1 answer
2. asked by Zee
3. 718 views
Verify the identity .(cscX-cotX)^2=1-cosX/1+cosX _______ sorry i cant help you (cscX-cotX)=1/sinX - cosX/sinX = (1-cosX)/sinX If
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2. asked by Rose
3. 718 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. 712 views
Verify the identity:tanx(cos2x) = sin2x - tanx Left Side = (sinx/cosx)(2cos^2 x -1) =sinx(2cos^2 x - 1)/cosx Right Side = 2sinx
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2. asked by Ashley
3. 1,242 views
verify that the equation is an identity:(1-cosX)/(1+cosX) = (cscX-cotX)^2
1. 3 answers
2. asked by Haley
3. 659 views
Verify that each equation is an identity.16. 1+tanx/sinx+cosx =secx ok i have a clue on how to do it. i multiplyed the
1. 4 answers
2. asked by gaby
3. 946 views
verify the identity:(1-cosx)(1+cosx)= sin^2 x
1. 1 answer
2. asked by Randolph
3. 515 views
Verify the Identity:(1-cosx)(1+cosx)=sin^2x
1. 1 answer
2. asked by Sean
3. 557 views
Verify that each equation is an identity..tan A= sec a/csca I have notes (i wasn't here that day and teacher refuses to reteach)
1. 0 answers
2. asked by Anonymous
3. 628 views
Simplify #3:[cosx-sin(90-x)sinx]/[cosx-cos(180-x)tanx] = [cosx-(sin90cosx-cos90sinx)sinx]/[cosx-(cos180cosx+sinx180sinx)tanx] =
1. 1 answer
2. asked by Anonymous
3. 1,069 views