Solve the problem.An object is dropped from 14 ft above the surface of the moon. How long will it take the object to hit the surface of the moon if 
A. 1.64 sec
B. 2.32 sec
C. 5.38 sec
D. 1.35 sec
Answer: B
Mathematics
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Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
A solution of 0.5 N acid is known to be 95% ionized. Find [H+], the hydrogen ion concentration.
A. 0.02375 mol/L H+ B. 2.375 mol/L H+ C. 0.95 mol/L H+ D. 0.2375 mol/L H+
Mathematics
Determine whether the graph opens upward or downward.y = 4x2 - 64x + 259
A. Upward B. Downward
Mathematics
Give the meaning of the metric prefix.kilo
A. Hundredth B. Thousandth C. Thousand D. Ten thousand
Mathematics