Match the surface show below to the graph of its level curves.

A.

B.

C.

D.


Answer: A

Mathematics

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Graph the inequality. ? 1

A.

B.

C.

D.

Mathematics

Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set.  x - y + 4z = 54x + z = 0  x + 2y + z = -10

A. {(0, 0, -5)} B. {(0, -5, 0)} C. Cramer's rule does not apply since D = 0; ? D. {(0, -5, 5)}

Mathematics

Look for a pattern and then predict the general term, or nth term, an, of the sequence.3, 12, 21, 30, 39, . . .

A. an = 3(9)n-1 B. an = 6n - 9 C. an = 9n - 2 D. an = 3(3n - 2)

Mathematics

Graph the equation.y = x2 - 5

A.

B.

C.

D.

Mathematics