Find the least common multiple of the denominators of the fractions.
, 
A. 120
B. 180
C. 1080
D. 5400
Answer: C
Mathematics
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Complete the ordered pair for the given equation.y = -x - 8(-9, )
A. (-9, 11) B. (-9, 1) C. (-9, -11) D. (-9, -1)
Mathematics
Solve the problem.A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 158 feet and a maximum height of 30 feet. Find the height of the arch at 20 feet from its center.
A. 7.7 ft B. 28.1 ft C. 0.5 ft D. 35.1 ft
Mathematics
Factor.9x2 - 39x - 30
A. 3(3x - 2)(x + 5) B. (3x + 2)(3x - 15) C. (9x + 6)(x - 5) D. 3(3x + 2)(x - 5)
Mathematics
Find the difference.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics