Q: 1.1 to 1.3 Practice

Front

Back

All real numbers.

Front

Back

100.

Front

Back

8.

Front

If the width of a rectangle is four less than half the length and the perimeter is 94 meters, what is the width?

Back

13 meters.

Front

Back

{-8, 5}.

Front

What is an absolute value equation?

Back

An equation that contains an absolute value expression, which represents the distance of a number from zero on the number line.

Front

How do you solve an absolute value equation?

Back

Isolate the absolute value expression and set up two separate equations, one for the positive case and one for the negative case.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Front

Define extraneous solution.

Back

A solution that emerges from the process of solving an equation but does not satisfy the original equation.

Front

What is the process to evaluate an expression with given values?

Back

Substitute the given values into the expression and simplify.