Use the position equation 
, where 
represents the height of an object (in feet), ![]()
src="https://sciemce.com/media/2/ppg__cognero__Section_1.8_Other_Types_of_Inequalities__media__6c9650ef-8a51-4671-a136-f8c84fc92564.PNG" style="vertical-align:middle;" /> represents the initial velocity of the object (in feet per second), 
represents the initial height of the object (in feet), and t represents the time (in seconds).
A projectile is fired straight upward from ground level 
with an initial velocity of 176 feet per second. At what instant will it be back at ground level?
?
A. 
Sec
B. 
Sec
C. 
Sec
D. 
Sec
E. 
Sec
Answer: A
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Illustrate Goldback's conjecture for the following number.50
A. 2 ? 52 B. 17 + 33 C. 25 + 25 D. 13 + 37
Solve the problem. Round your answer, if appropriate.A man 6 ft tall walks at a rate of 4 ft/sec away from a lamppost that is 18 ft high. At what rate is the length of his shadow changing when he is 75 ft away from the lamppost? (Do not round your answer)
A. 
ft/sec
B. 1 ft/sec
C. 2 ft/sec
D. 50 ft/sec
The graph of a function f is provided. Determine the requested function value.f(2)
A. 3 B. -1 C. -3 D. 1
Write the vector in the form 
A. 
B. 
C. 
D. 