s is the distance (in feet) traveled in time t (in seconds) by a particle. Find the acceleration at the given time.s = 
; t = 2 s
A. - 
ft/s2
B. - 
ft/s2
C. 
ft/s2
D. 
ft/s2
Answer: C
Mathematics
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A. (0, 3), (0, -3) B. (3, 0), (-3, 0) C. (0, 9), (0, -9) D. (9, 0), (-9, 0)
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A. 0 B. 4 C. 2 D. -2
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Graph the equation by determining the missing values needed to plot the ordered pairs.y + x = 4; (3, ), (4, ), (1, )
A. 
B. 
C. 
D. 
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Multiply.(r + 14)(r + 14)
A. r2 + 28r + 196 B. r2 + 196 C. r + 196 D. 196r2 + 28r + 196
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