Solve.When an object is dropped to the ground from a height of h meters, the time it takes for the object to reach the ground is given by the equation t = 
, where t is measured in seconds. Solve the equation for h. Use the result to determine the height from which an object was dropped if it hits the ground after falling for 3 seconds.
A. h = 24.01t
B. h = 24.01t2
C. h = 4.9t2
D. h = 4.9t
Answer: C
Mathematics
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Solve the problem.The positions of two particles on the s-axis are s1 = sin t and 
with s1 and s2 in meters and t in seconds.At what time(s) in the interval 0 ? t ? 2? do the particles meet?
A. t = 
? sec and t = 
? sec
B. t = 
? sec and t = 
? sec
C. t = 
? sec and t = 
? sec
D. t = ? sec and t = 2? sec
Mathematics
Solve.Simplify: 
.
A. 8k7q8
B. 8k3q4
C. 8k3q4
D. 8k2q4
Mathematics
Factor. Check by multiplying.35x - 15
A. 5(3x - 35) B. 5(7x - 15) C. 5(7x - 3) D. 5(3x - 7)
Mathematics
A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true.Sn: 2 is a factor of n2 + 3n
What will be an ideal response?
Mathematics