How o you solve 4sinxcosx=1

How o you solve 4sinxcosx=1 ???
1. 1 answer
2. asked by anonymous
3. 930 views
I am stuck on a problem that has to do with the double angle formulas. I have to solve this: 4sinxcosx = 1. I tried using the
1. 1 answer
2. asked by kathleen
3. 749 views
Prove sin(4x)= (4sinxcosx)(2cos(x)^(2)-1
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2. asked by Kyler
3. 1,133 views
Sin^2xcosx+4sinxcosx+3cosx=0I'm not even sure where to start. Help please
1. 1 answer
2. asked by Yolanda
3. 458 views
how can you confirm the identitycos^4x = (1/8)(3+ 4cos2x+ cos4x) and sin4x = (4sinxcosx)(2cos^2x-1)
1. 2 answers
2. asked by Sarah Kim
3. 996 views
Prove the identity and give its domain.4sinxcosx+sin4x=8sinxcos^3x
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2. asked by Courtney
3. 937 views
how do i find the derivative of........ (sinx) ^2-(cosx) ^2 i put it into my t-89 and got -4sinxcosx butthats not a multiple
1. 1 answer
2. asked by James
3. 406 views
First: solve for k. Then, go back to the original equation c=k(d-3) and solve for c when d is ten.Second: Area=k*s^2 Put in the
1. 1 answer
2. asked by SraJMcGinn
3. 779 views
Put in the correct orderSolve exponentiation. Solve multiplication and division. Solve operations within parentheses Solve
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2. asked by urmotherr
3. 520 views
Solve the indicated variable:1. Volume of a cone: solve for h: V=¨ir^2h/3 2. Temperature formula: solve for C: F=9/5C+32
1. 1 answer
2. asked by kitty kat
3. 1,343 views