The graph of an exponential function is given. Match the graph to one of the following functions.

A. f(x) = 4x
B. f(x) = - 4x
C. f(x) = - 4-x
D. f(x) = 4-x


Answer: C

Mathematics

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Refer to the following graphs to determine an appropriate response.Graph AGraph B  ?  Graph CGraph D  Which one is the graph of y = x3? What is its range?

A. graph B; (-?, ?) B. graph C; [-2, 2] C. graph A; (-?, ?) D. graph D; [0, ?)

Mathematics

Find the equation of the line described, and express your answer in the specified form.Perpendicular to the line x = 5; passes through the point (9, 2); standard form

A. y = 2 B. y = 9 C. x = 9 D. x = 2

Mathematics

Multiply or divide as indicated. Write the answer in lowest terms.1 ? 3

A. 7
B. 3
C. 13
D. 6

Mathematics

Solve.When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 156 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 26 cubic inches.

A. 70 pounds per square inch
B.  pounds per square inch
C. 84 pounds per square inch
D. 78 pounds per square inch

Mathematics