Find the x-intercepts of the graph of the equation. (The grids are intentionally not included.)y = x2 - x - 72
A. (72, 0)
B. (1, 0), (-72, 0)
C. (-8, 0), (9, 0)
D. (9, 0), (8, 0)
Answer: C
Mathematics
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Solve the problem.An arch in the form of a semiellipse is 52 ft wide at the base and has a height of 20 ft. How wide is the arch at a height of 12 ft above the base?
A. 41.6 feet B. 20.8 feet C. 17.7 feet D. 35.5 feet
Mathematics
Which of the following values most closely approximates ? ?
(a) 3 10/71 (b) 3 1/7 (c) 3.15 (d) 3.14 (e) 23/7
Mathematics
Determine all possible rational solutions of the polynomial equation.f(x) = 6x3 + 24x2 + 2x - 3
A. ±1, ±3, ± 
B. ±1, ± 
, ±3, ± 
, ± 
C. ±1, ± 
, ±3, ± 
, ± 
, ± 
D. ±1, ± 
, ±2, ± 
, ±3, ±6
Mathematics
Perform the indicated conversion within metric units of length.0.87 kilometers to centimeters
A. 870 cm B. 8700 cm C. 87,000 cm D. 8.7 cm
Mathematics