Practice Semester Exam - #1

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Back

x=5, \frac{5}{3}

Front

What is the rate of change of Jane's money market account if she had $450 after 2 weeks and $485 after 9 weeks?

Back

5

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Back

x<11

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Back

-10

Front

Back

s=\frac{N}{rt}

Front

What is the definition of absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

What is the formula for the rate of change?

Back

Rate of change = \frac{\text{Change in value}}{\text{Change in time}}.

Front

What does it mean to solve an inequality?

Back

To find all values of the variable that make the inequality true.

Front

Back

All real numbers less than 11.

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Back

It represents all values of x that are greater than -10 and less than 13.