Solve the problem.The position of an object moving in a straight line is given by s = 2t2 - 3t, where s is in meters and t is the time in seconds the object has been in motion. How long (to the nearest tenth) will it take the object to move 9 meters?
A. 10.0 sec
B. 2.8 sec
C. 3.0 sec
D. 13.5 sec
Answer: C
Mathematics
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Find a formula for the nth term of the sequence.8, -8, 8, -8, 8 (8's with alternating signs)
A. an = 8(-1)2n-1 B. an = 8(-1)2n+1 C. an = 8(-1)n D. an = 8(-1)n+1
Mathematics
Answer the question.If y = sin ?, what is tan ? in terms of y?
A. tan ? = 
B. tan ? = 
C. tan ? = 
D. tan ? = 
Mathematics
The graphs of two functions f(x) and g(x) are given.Solve f(x) ? g(x).
A. x ? -2 or x ? 4 B. -3 ? x ? 3 C. -3 ? x ? 4 D. x ? -3 or x ? 4
Mathematics
Perform the indicated operation.(2x2 + 8) - (10x2 - 6)
A. -8x2 + 14 B. 12x2 + 2 C. -8x2 + 2 D. 12x2 + 14
Mathematics