Simplify the expression.
A. -9
B. 9
C. Not a real number
D. -27
Answer: A
Mathematics
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Find the limit.
A. 1
B. 0
C. ?
D. 
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Graph the system of inequalities.3x + 2y ? -6 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Find the surface area of the figure. Use 3.14 as an approximation for ?. Round your result to the nearest tenth.A right circular cylinder with d = 11.6 m, h = 8.8 m
A. 531.8 m2 B. 371.5 m2 C. 265.9 m2 D. 929.5 m2
Mathematics
Solve by completing the square to obtain exact solutions.x2 + 8x = 3
A. -1 ± 
B. 4 + 
C. -4 ± 
D. -4 ± 2
Mathematics