Function Notation — Unit test Answers

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The graph of y = 4 – is shown.

The x-intercept of the graph is (4, 0).

The graph has no y-intercepts.

The maximum of the graph occurs at the y-intercept.

The minimum of the graph occurs at the x-intercept.

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The function h(t) = –16t2 + 28t + 500 represents the height of a rock t seconds after it is propelled by a slingshot.

the height of the rock 3.2 seconds before it reaches the ground

the time it takes the rock to reach the ground, or 3.2 seconds

the time it takes the rock to reach a height of 3.2 meters

the height of the rock 3.2 seconds after it is propelled

Consider the function represented by the table.

Which graph shows a set of ordered pairs that represent a function?

Option

The graph of the function f(x) is shown below.

-1.8

-1.2

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