Find the vertex of the parabola.y = -3x2 - 6x - 3
A. (1, 0)
B. (-1, 0)
C. (0, -1)
D. (0, 1)
Answer: B
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Provide an appropriate response.Why is 5 called a triple solution to the equation (x - 5)3 = 0?
What will be an ideal response?
250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 75 and standard deviation ? = 10.Approximately how many students had test scores between 65 and 81.75?
A. 181 B. 147 C. 204 D. 125 E. 85
Solve the problem.The length of a rectangular storage room is 10 feet longer than its width. If the area of the room is 75 square feet, find its dimensions.
A. 4 ft by 16 ft B. 5 ft by 15 ft C. 6 ft by 16 ft D. 4 ft by 14 ft
Solve. Round to the nearest tenth, if necessary.What percent of 113,737 is 84,546?
A. 0.7% B. 74.3% C. 743.3% D. 7.4%