Prove that the set of all integers and the set of all odd integers have the same cardinality.
What will be an ideal response?
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Solve.A crew team rows in a river with a current. When the team rows with the current, the boat travels 12 miles in 3 hours. Against the current, the team rows 6 miles in the same amount of time. At what speed does the team row in still water?
A. 4 mph B. 5 mph C. 1 mph D. 3 mph
A survey showed that students had these preferences for instructional materials. Use the graph to answer the question.
About how many students would you expect to prefer written materials in a school of 350 students?
A. About 126 students B. About 9 students C. About 63 students D. About 32 students
Use the Distributive Property to find the product.(3x + 10)(6x - 7)
A. 18x2 - 70 B. 18x2 - 81x - 70 C. 18x2 + 39x - 70 D. 9x2 + 3
Find the cubic or quartic function that models the data in the table.
(Quartic)
A. y = -0.05x4 + 0.18x3 + 0.25x2 + 0.80x + 5.77 B. y = 0.05x4 - 0.18x3 + 0.25x2 + 0.80x + 5.77 C. y = -0.05x4 + 0.12x3 - 0.24x2 - 0.80x + 5.77 D. y = -0.05x4 + 0.12x3 + 0.24x2 + 0.80x + 5.75