Solve the problem.If an object is projected upward with an initial velocity of 16 feet per second from a height of 192 feet, then its height t seconds after it is projected is given by the expression -16t2 + 16t + 192. How long after it is projected will it hit the ground?

A. 6 seconds
B. 5 seconds
C. 4 seconds
D. 3 seconds


Answer: C

Mathematics

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Solve the system of linear equations. If the system has infinitely many solutions, describe the solution with an ordered triple in terms of variable z.x + y + z=92x - 3y + 4z=7x - 4y + 3z=-2

A.
B.
C.
D.

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A. True B. False

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Divide.

A. x3 - 27x2 + 7x - 50 B. x3 + 2x2 - 25x - 50 C. x3 - 25x2 + 2x - 50 D. x3 + 7x2 - 27x - 50

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