Find the derivative of 4sinx(6cosx+9sinx)

Find the derivative of 4sinx(6cosx+9sinx) at x=¦Ð/6.
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2. asked by beth
3. 506 views
The equation of the tangent line to y=f(x) at a=2 can be written in the form y=mx+b where f(x) =4sinx/4sinx+6cosxi already got
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2. asked by sonia
3. 717 views
Let f(x)=9sinx/2sinx+4cosx.Then 'f(x)= ((2sinx+4cosx)(9cosx)-(9sinx)(2cosx-4sinx))/(2sinx+4cosx)^2. The equation of the tangent
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2. asked by Leslie
3. 952 views
Find the derivative of y=4sinx−2cosx
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2. asked by Sarah
3. 561 views
Find the derivative ofy=4sinx−2cosx
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2. asked by Sarah
3. 617 views
If f(x)=4sinx/1+cosxthen f'(x)=_____? I think that the derivative of 4sinx would be 4cos and cosx would be sinx but I don't know
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2. asked by gnozahs
3. 1,439 views
1.) Find the derivative of tan (sec x).2.) Find the derivative if 1/x in four ways, using the limit process, power rule,
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2. asked by Anonymous
3. 899 views
Identify the function displayed by the graph. (1 point) Responses f(x) = 6cosx f(x) = 6cosx f(x)= 6 sinx f(x)= 6 sinx f(x) =
1. 1 answer
2. 72 views
Identify the function displayed by the graph.(1 point) Responses f(x) = 6cosx f(x) = 6cosx f(x)= 6 sinx f(x)= 6 sinx f(x) =
1. 1 answer
2. 57 views
Any help would be much appreciated with the steps involved in each problem given. Thank you.1) Find derivative if y =cot x + sin
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2. asked by Matt
3. 809 views