Differentiate. cos^3x My answer: -3cos^2x

Differentiate.cos^3x My answer: -3cos^2x sin^2x
1. 1 answer
2. asked by Anonymous
3. 427 views
The graph of r(t)=<t- 3sin(t)/2,1- 3cos(t)/2,t> For which values of t is the curvature largest?I don’t know why my answer is
1. 2 answers
2. asked by #1
3. 645 views
could somebody tell me the answer or order of operations to this calculation.3cos(2 x 2) thanks. I assume you meant 3cos(2x²)
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2. asked by r. giggs
3. 1,035 views
1. differentiate cos(3/x)2. differentiate sin(4/x) 3. differentiate 3/{sin(3x+pi)} 4. differentiate pxsin(q/x)where p and q are
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2. asked by I'm stumped
3. 796 views
differentiate each functiona) y = cos^3x b) y = sin(x^3) c) y = sin^2 xcos3x my answers: a) y' = 3cos^2 x(-sinx) b) y' =
1. 2 answers
2. asked by Henry
3. 978 views
determine the amplitude and period for each function: y=4sin x, y=2sin4x,y=-3sin2pi x, y=-3cos x, y=-3cos pi over 2 x
1. 1 answer
2. asked by anonymous
3. 522 views
How does √(-3cos(t)/2)^2 +(3sin(t)/2)^2 (3cos(t)/2 - 9/2)^2 equal 3/4√4sin^2(t)-12cos(t)+17 instead of √cos^2(t)
1. 1 answer
2. asked by Anonymous
3. 409 views
Directions: Find the Location on Unit Circle, Period & General Solution for this problem>>>>>>> sin^2x=3cos^2xWhat I have so
1. 1 answer
2. asked by Rachel
3. 726 views
I'm having problems with this one. Can't get the right answer.Differentiate the following using the chain rule. f(x) =
1. 1 answer
2. asked by Angie
3. 886 views
Solve the equation for solutions in the interval 0<=theta<2piProblem 1. 3cot^2-4csc=1 My attempt: 3(cos^2/sin^2)-4/sin=1
1. 2 answers
2. asked by Renee
3. 1,718 views