Math 8 Semester 1 Review Part 1

Front

Solve: x + 3 = - x - 5

Back

x = -4

Front

What is the square root of 81?

Back

9

Front

Is this graph a function or not a function? (Example 1)

Back

Not a Function

Front

Is this graph a function or not a function? (Example 2)

Back

Not a Function

Front

Is this mapping a function or not a function?

Back

Not a Function

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What is the slope of a line?

Back

The rate of change of the line, calculated as rise over run.

Front

What does it mean for a graph to be a function?

Back

Each x-value must correspond to exactly one y-value.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.