Solve the problem.Suppose that the velocity of a falling body is v = ks2 (k a constant) at the instant the body has fallen s meters from its starting point. Find the body's acceleration as a function of s.
A. a = 2ks2
B. a = 2ks3
C. a = 2k2s3
D. a = 2ks
Answer: D
Mathematics
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Solve the problem.The accompanying figure shows the graph of y = -x2 shifted to a new position. Write the equation for the new graph.
A. y = -x2 - 3 B. y = -(x - 3)2 C. y = -(x + 3)2 D. y = -x2 + 3
Mathematics
Plot the points given by the pairs.A(1, -4), B(-3, 4)
What will be an ideal response?
Mathematics
Provide an appropriate response.Subtract: 5 h 20 min - 3 h 30 min
A. 1 h 90 min B. 2 h 10 min C. 1 h 50 min D. 2 h 50 min E. none of the above
Mathematics
Use the multiplication property of equality to solve the equation. -k = 21
A. -20 B. 20 C. -21 D. 21
Mathematics