find the speed at the given value of t. r(t) = (sin 3t, cos 4t, cos 5t), t =

Q: Find the speed at the given value of t. r(t) = (sin(3t), cos(6t), cos(7t)), t = " 2. II

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Q: Find d2y/dx2 for the following functions: b) y = cos*(sec? 3x) 4 = COS

A: We are given : y=cos4(sec23x) ⇒dydx=4cos3(sec23x).(-sinsec23x).2sec(3x)sec 3x.tan…

Q: Convert r = 6(sin(0) + cos(0)) to an equation in rectangular coordinates in terms of x and y.

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Q: Find the least and the greatest values of distance of the point (cos , sin 0), 0 R, from the line 3x…

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Q: Use differentials to approximate the value of cos 29°.

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Q: S sin cos do 30

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Q: = cos(2 arcsin()) Dilm i 0 272 0 0 0 0 0

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Q: (2 sin r - e) dr.

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Q: The slope of r = sin30 at 0 = " is: Select one: -3 2 O 1 O -1 O none

A: We have to find slope