Unit 6 Exam Math 8A

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Back

The rate of change is 2, which means for every 1 unit increase in x, y increases by 2.

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Back

The value 1500 represents the amount Sally has to pay after the $2,000 down payment.

Front

What does the slope of a linear function indicate?

Back

The slope indicates the rate of change of the function; it shows how much y changes for a unit change in x.

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Back

The y-intercept is -1, which is the value of y when x is 0.

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How do you determine if a linear function is increasing or decreasing?

Back

If the slope is positive, the function is increasing; if the slope is negative, the function is decreasing.

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Back

It represents the total cost for a player to rent shoes and play x number of games at Lane's Bowling.

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Back

The initial value is -4, which is the value of y when x is 0.

Front

What does it mean for a function to have a negative slope?

Back

A negative slope indicates that as x increases, y decreases.

Front

In the context of a linear equation, what is the meaning of the term 'initial value'?

Back

The initial value is the starting point of the function, often represented by the y-intercept.

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Back

The difference is 8.