The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = - t3 + 2t2 - 2t, 0 ? t ? 2Find the body's speed and acceleration at the end of the time interval.
A. 2 m/sec, 0 m/sec2
B. 6 m/sec, -2 m/sec2
C. -6 m/sec, -8 m/sec2
D. 6 m/sec, -8 m/sec2
Answer: D
Mathematics
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A. {q, r, s, t, u, w, y, z} B. {q, s, u, y} C. {q, s, u, v, w, x, y} D. {q, r, s, t, u, v, w, x, y}
Mathematics
Provide an appropriate response.Sketch a graph of f(x) = 
What will be an ideal response?
Mathematics
Express the number in scientific notation.0.00000080807
A. 8.0807 × 107 B. 8.0807 × 10-7 C. 8.0807 × 106 D. 8.0807 × 10-6
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Choose the appropriate response. Perpendicular lines 
.
A. have opposite slopes B. have the same slope C. have slopes that are negative reciprocals of each other D. always intersect at a 45° angle
Mathematics