Sin^2xcosx+4sinxcosx+3cosx=0 I'm not even sure

Sin^2xcosx+4sinxcosx+3cosx=0I'm not even sure where to start. Help please
1. 1 answer
2. asked by Yolanda
3. 430 views
Write the equation of the periodic function based on the graph. (1 point) Responses y = −3cosx y = −3cosx y = 3cosx y =
1. 1 answer
2. 107 views
Write the equation of the periodic function based on the graph.(1 point) Responses y = −3cosx y = −3cosx y = 3cosx y = 3cosx
1. 1 answer
2. 87 views
for each function, determine the equation of the tangent line to the graph for the indicated value of the variable.a) y = 3cosx
1. 4 answers
2. asked by stephanie
3. 756 views
hi, i need help solving this trigonometric equation:sinx+3cosx=0 i don't know what to do as i can't just diviide the two to
1. 0 answers
2. asked by elle
3. 597 views
How would you verify the identity?sin^1/2x-cosx-sin^5/2xcosx=cos^3xradsinx
1. 6 answers
2. asked by Crystal
3. 1,083 views
How o you solve 4sinxcosx=1 ???
1. 1 answer
2. asked by anonymous
3. 914 views
Prove sin(4x)= (4sinxcosx)(2cos(x)^(2)-1
1. 1 answer
2. asked by Kyler
3. 1,100 views
Prove the identity and give its domain.4sinxcosx+sin4x=8sinxcos^3x
1. 1 answer
2. asked by Courtney
3. 905 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. 936 views