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

A.

B.

C.

D.


Answer: D

Mathematics

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Determine the principal value without using a calculator.- 4

A. 25 B. Not real number C. 8.368 D. -5

Mathematics

Solve the problem.The percent p of high school students who participate in sports at a public high school can be modeled by 10p - 24x = 196,where x is the number of years after 2010. Interpret the p intercept of the graph of this function.

A. The percent of high school students who participate in sports at this school is increasing 2.4 percent per year. B. The percent of high school students who participate in sports at this school is increasing 19.6 percent per year. C. In 2010, 19.6% of the high school students at this school participated in sports. D. In 2010, 28.8% of the high school students at this school participated in sports.

Mathematics

Solve for y.y - 4(x + 10) = 2 + 2y

A. y = -4x - 42 B. y = 4x + 38 C. y = -4x + 42 D. y = 4x + 42

Mathematics

Describe the transformation required to obtain the graph of the given function from the basic trigonometric graph.y = -tan x + 9

A. Reflection across the x-axis, horizontal shrink by a factor of , and vertical translation down 9 units.
B. Horizontal stretch by a factor of 5 and a vertical translation up 9 units.
C. Reflection across the x-axis, horizontal translation to the right 5 units, and vertical translation up 9 units.
D. Reflection across the x-axis, horizontal stretch by a factor of 5, and vertical translation up 9 units.

Mathematics