Solve the problem. Give the answer to the nearest thousandth if necessary.Two cars leave Springfield, Illinois at the same time. One travels north at 21 miles per hour and the other travels west at 72 miles per hour. How far apart are they after 2 hours? (Hint: Use d = rt to find the distance traveled by each car.)
72 mph
A. 155 miles
B. 160 miles
C. 147 miles
D. 150 miles
Answer: D
Mathematics
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Find the LCM for the given numbers by an appropriate method.45, 56, and 150
A. 12,600 B. 1,050 C. 2520 D. 1260
Mathematics
Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x
A. vertex (3, 9)
intercept (0, 18)
B. vertex (3, -9)
intercepts (0, 0), (6, 0)
C. vertex (-3, -9)
intercepts (0, 0), (-6, 0)
D. vertex (-3, 9)
intercept (0, 18)
Mathematics
Solve the polynomial inequality.(x + 7)(x2 - 9) > 0
A. (-?, 3) ? (3, 7) B. (-7, 3) C. (-?, -3) ? (3, ?) D. (-7, -3) ? (3, ?)
Mathematics
Simplify the complex fraction.2 + 
A. 
B. - 
C. 
D. 
Mathematics