Multiply and write the product as a mixed number in simplest form.20 ? 

A. 16
B.
C.
D.


Answer: A

Mathematics

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

A.

B.

C.

D.

Mathematics

Find the requested function value.Find (f ? g)(-5) given f(x) = -5x + 6 and g(x) = 3x2 - 4x + 8.

A. -59 B. 2,767 C. -23 D. -509

Mathematics

Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = 7x2 - x3

A. 0, touches the x-axis and turns around;
, crosses the x-axis;
-, crosses the x-axis
B. 0, crosses the x-axis;
, crosses the x-axis;
-, crosses the x-axis
C. 0, touches the x-axis and turns around;
7, touches the x-axis and turns around
D. 0, touches the x-axis and turns around;
7, crosses the x-axis

Mathematics

Choose the appropriate response. Parallel lines.

A. have opposite slopes B. always intersect at (0, 0) C. have the same slope D. have slopes that are negative reciprocals of each other

Mathematics