Graph the equation and give the coordinates of the vertex.y = -5x2 
A. (0, 0)
B. (0, 0)
C. (0, 0)
D. (0, -5)
Answer: C
Mathematics
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Use the integral test to determine whether the series converges.
A. converges B. diverges
Mathematics
Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.
A. 27k2 B. 3k2 C. 3k9 D. -3k2
Mathematics
Find the unknown length in the right triangle. If necessary, round to the nearest tenth.
A. 3.5 cm B. 9.1 cm C. 82.9 cm D. 6.2 cm
Mathematics
Convert the decimal to a percent.0.499
A. 499% B. 49.9% C. 0.0499% D. 0.499%
Mathematics