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How does √(-3cos(t)/2)^2 +(3sin(t)/2)^2 (3cos(t)/2

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
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2. asked by #1
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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)
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2. asked by Anonymous
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Hello! I have this problem:x(dx)/sqrt(9-x^2) I was wondering why I can't use trig substitution and substitute sqrt(9-x^2) for
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2. asked by Lucy
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Find the derivative of y with respect to x:y=3sin^4(2-x)^-1 y=[3sin(2-x)^-1]^4 y'=4[3sin(2-x)^-1]^3 (-3cos(2-x)^-1)(-1)
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2. asked by sh
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Can you help me with this? I did this many times and got different answers each time.Find f. f ''(x) = 3e^x + 3sin(x) f(0) = 0
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2. asked by Kay
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Let g(x) = sin (cos x^3) Find g ' (x):The choices are a) -3x^2sinx^3cos(cos x^3) b) -3x^2sinx^3sin(cos x^3) c)
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2. asked by Marissa
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How do you evaluate: 3cos^2â - 3sin^2â ?
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2. asked by Anonymous
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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
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2. asked by anonymous
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Describe the Transformations For Each Functiona)f(x)=3sin(1/2x+pi/2)+1 b)-1/3cos(2x-pi)-2
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2. asked by Chris
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Directions: Find the Location on Unit Circle, Period & General Solution for this problem>>>>>>> sin^2x=3cos^2xWhat I have so
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2. asked by Rachel
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