Solve the problem.The height of a projectile moving vertically is given by the table, where t is the elapsed time in seconds and h is the height in feet.
If the height is modeled by 
where v0 and h0 are the velocity and height at 
respectively, find v0.
A. 600 ft/sec
B. 350 ft/sec
C. 1200 ft/sec
D. 700 ft/sec
Answer: A
Mathematics
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Solve the problem.The function f computes the annual interest paid on savings of x dollars with an interest rate of 8%. The graph of f and the horizontal line 
are shown in the figure. Determine the x-values that satisfy (i) the equation f(x) = 3.36 and (ii) the equation f(x) > 3.36. Express your answers symbolically. 
A. {x|x = 42}; {x|x > 42} B. {x|x = 42}; {x|x ? 42} C. {x|x < 42}; {x|x > 42} D. {x|x < 42}; {x|x ? 42}
Mathematics
Simplify the expression. Assume that all variables are positive.(x-1/7)-1/4
A. 
B. x1/28
C. 
D. x28
Mathematics
Express the number -187,000,000 in scientific notation. ?
A. 
B. ?
C. ?
D. ?
Mathematics
Find the mean proportional (geometric mean) of 15 and 20.
What will be an ideal response?
Mathematics