Modeling with Systems of Linear Equations — Unit test Answers

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What are the domain and range of f(x) = + 2?

Tanisha is graphing the function f(x) = 25()x. She begins by plotting the point (1, 15). Which could be the next point she plots on the graph?

Which value of a in the exponential function below would cause the function to shrink?f(x) = a

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An exponential function f(x) is reflected across the x-axis to create the function g(x). Which is a true statement regarding f(x) and g(x)?

Which graph shows a function with a range of all real numbers greater than or equal to –1?

Which describes the range of the parent absolute value function?

The graph of f(x) = (2.5)x and its reflection across the x-axis, g(x), are shown.

The function f(x) = 8 is reflected across the y-axis to create g(x). Which table of values could be used to graph g(x)?

On a coordinate plane, an absolute value graph has a vertex at (negative 4, negative 2).

Which is the graph of ?

The graph of f(x) = |x| is transformed to g(x) = |x + 1| – 7. On which interval is the function decreasing?

The function f(x) = 5 is reflected over the y-axis. Which equations represent the reflected function? Select two options.f(x) = f(x) = f(x) = 5f(x) = 5(5)xf(x) = 5(5)–x

An exponential growth function has an asymptote of y = –3. Which might have occurred in the original function to permit the range to include negative numbers?