Find the equation of the hyperbola.Vertices at (0, 6) and (0, -6), foci at (0, 9) and (0, -9)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: A
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Solve the problem.How many cubic inches are in 17 cubic feet?
A. 2448 in.3 B. 22,032 in.3 C. 29,376 in.3 D. 793,152 in.3
As part of a statistics project, a 6th grade teacher brings to class a container with 200 red marbles and 800 white marbles which are thoroughly mixed. To figure out how many marbles in the container are red without actually counting them all, a student randomly draws 150 marbles from the container. Of the 150 marbles drawn, 33 are red.Suppose that the student is given the N-value. What is a reasonable estimate for the number of red marbles in the container?
A. 183 B. 150 C. 33 D. 220 E. none of these
Write the polynomial in standard form and identify the zeros of the function.f(x) = (x - 1)(x - 
i)(x + 
i)
A. f(x) = x3 - x2 + 7x - 7; zeros 1, ± 
i
B. f(x) = x3 - x2 - 7x + 7; zeros -1, ± 
i
C. f(x) = x3 - x2 - 7x + 7; zeros 1, ± 
i
D. f(x) = x3 - x2 + 49x - 49; zeros 1, ± 7i
Write the whole number in words.483
A. four thousand, eighty-three B. four hundred eighty-three C. four hundred thirty-eight D. four thousand, eight hundred thirty