Find the indicated derivative.Find y " if y = -3 cos x.
A. y " = 3 sin x
B. y " = -3 sin x
C. y " = -3 cos x
D. y " = 3 cos x
Answer: D
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Solve the problem.A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 12 inches by 30 inches by cutting out equal squares of side x at each corner and then folding up the sides as in the figure. Express the volume V of the box as a function of x.
A. V(x) = x(12 - 2x)(30 - 2x) B. V(x) = (12 - 2x)(30 - 2x) C. V(x) = (12 - x)(30 - x) D. V(x) = x(12 - x)(30 - x)
Find the special products using patterns.(s - z)2
A. s2 - sz + z2 B. s2 - 2sz - z2 C. s2 - 2sz + z2 D. s2 + 2sz + z2
Find the coordinates of the points that are 5 units away from the origin and have a y-coordinate equal to -3.
What will be an ideal response?
Find the domain of the rational function.R(x) = 
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