Simplify the complex rational expression.
A. 
B. 20x
C. 
D. 
Answer: C
Mathematics
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Simplify by combining like terms.9x - 3x
A. -12x B. -6x C. 6x D. 12x
Mathematics
Find the following. Assume that letters can represent any real number.
A. 
B. 
C. 
D. 3a + b
Mathematics
Solve the problem.A coin is tossed upward from a balcony 
high with an initial velocity of 
During what interval of time will the coin be at a height of at least 
(h = -16t2 + vot + ho.)
A. 0 ? t ? 3 B. 3 ? t ? 6 C. 0 ? t ? 1 D. 2 ? t ? 3
Mathematics
Find the determinant of the given matrix.
A. -14 B. 14 C. -6 D. 54
Mathematics