Modeling with Systems of Linear Equations — Unit test Answers

Which table represents exponential growth?

Which graph represents the function p(x) = |x – 1|?

Which is the graph of f(x) = (4)x?

On a coordinate plane, an absolute value graph has a vertex at (1, 3).

Which is a stretch of an exponential decay function?

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The graph of g(x) is the result of translating the graph of f(x) = 3x six units to the right. What is the equation of g(x)?

The table represents an exponential function.

The function f(x) is defined as f(x) = (6)x. Which table of values could be used to graph g(x), a reflection of f(x) across the x-axis?

Which is the graph of ?

The graph shows that f(x)= is translated horizontally and vertically to get the function .

Which graph represents the function f(x) = 4|x|?

A 2-column table has 5 rows. The first column is labeled x with entries negative 2, negative 1, 0, 1, 2. The second column is labeled f (x) with entries one-eighth, one-fourth, one-half, 1, 2.

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Which best describes the range of the function f(x) = (6)x after it has been reflected over the x-axis?

What are the domain, range, and asymptote of h(x) = 6x – 4?

On a coordinate plane, 2 exponential functions are shown. f (x) approaches y = 0 in quadrant 2 and then increases into quadrant 1. It crosses the y-axis at (0, 0.5) and goes through (1, 1).

On a coordinate plane, an exponential function approached y = 0 in quadrant 2 and increases into quadrant 1. It crosses the x-axis at (0, 2).

Which equation represents an exponential function with an initial value of 500?

The function f(x) = 2·5x can be used to represent the curve through the points (1, 10), (2, 50), and (3, 250). What is the multiplicative rate of change of the function?