Find the vertex of the parabola.x = y2 + 10y + 22
A. (-5, -3)
B. (-5, 0)
C. (0, -3)
D. (-3, -5)
Answer: D
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Provide an appropriate response.What percent of 289.7 is 83.65? (nearest whole percent) Use the percentage formula.
A. 346% B. 24% C. 29% D. 35% E. none of the above
Solve the problem.Find the nth term of the following arithmetic sequence:? + 0.5, ? + 5.5, ? + 10.5, . . .
A. 5n + ? - 4.5 B. 5n + n? + 0.5 C. 5n + ? + 0.5 D. 5n + (n - 1)? - 4.5
Solve the problem.A pendulum bob swings through an arc 50 inches long on its first swing. Each swing thereafter, it swings only 90% as far as on the previous swing. How far will it swing altogether before coming to a complete stop? Round to the nearest inch when necessary.
A. 111 inches B. 250 inches C. 56 inches D. 500 inches
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
A. 6 B. 36 C. 12 D. 216