Solve:  = 

A. 96
B. 188.8
C. 236.8
D. 150


Answer: D

Mathematics

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Perform the indicated operation. Simplify the result if possible.20 yd 2 ft + 12 yd 1 ft

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Factor the sum of cubes.x3 + t3

A. (x - t)(x2 - xt + t2) B. (x + t)(x2 - xt + t2) C. (x + t)(x2 - xt - t2) D. (x + t)(x2 + t2)

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Solve the system of equations. If the system is dependent, express solutions in terms of the parameter z.2x + y - z = 2  x - 3y + 2z = 17x - 7y + 4z = 7

A. (1, 0, 0)
B. (2, 5, 7)
C.  for any real number z
D. No solution

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Solve the problem.A skydiver's terminal velocity is 46 meters per second. That is, no matter how long the skydiver falls, his or her speed will not exceed 46 meters per second but will get arbitrarily close to that value. The velocity in meters per second, v(t), after t seconds satisfies the differential equation  What is the value of k?

A.
B.
C.
D.

Mathematics