Solve the problem.If an object is propelled upward from a height of 48 feet at an initial velocity of 64 feet per second, then its height after t seconds is given by the equation 
, where height is in feet. After how many seconds will the object reach a height of 112 feet?
A. 4 sec
B. 2 sec
C. 1 sec
D. 8 sec
Answer: B
Mathematics
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Find the exact value of y, or state that y is undefined.y = sin-1 (-5)
A. -5 B. undefined C. ? D. 0
Mathematics
Determine all possible rational solutions of the polynomial equation.f(x) = 2x3 + 8x2 + 12x - 8
A. ±1, ±2, ±4, ±8
B. ±1, ± 
, ± 
, ± 
, ±2
C. ±1, ±2, ±4
D. ±1, ± 
, ±2, ±4, ±8
Mathematics
Find the sum of the angle measures for the given regular polygon.
A. 540° B. 800° C. 720° D. 360°
Mathematics
If firms wish to diversify their operations to reduce dependence on an intensely competitive market, they must make sure that shareholders cannot generate the same results merely by diversifying their portfolio.
Answer the following statement true (T) or false (F)
Mathematics