Semester 1 Exam Review A1

Front

What does the equation x = 1 represent on a graph?

Back

It represents a vertical line that crosses the x-axis at the point (1, 0).

Front

How do you find the range of a function given a specific domain?

Back

Substitute each value from the domain into the function and determine the resulting outputs.

Front

What does it mean if an equation has 'No Solution'?

Back

It means that there are no values for the variable that can satisfy the equation.

Front

How do you solve for y in the equation 10x - 5y = 30?

Back

Rearrange the equation to isolate y: y = 2x - 6.

Front

What is the solution set of the inequality -4a ≤ -28?

Back

a ≥ 7, which means all values of a that are greater than or equal to 7.

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the quadratic formula?

Back

Front

What is the difference between a linear equation and a quadratic equation?

Back

A linear equation has a degree of 1, while a quadratic equation has a degree of 2.

Front

What does the term 'domain' refer to in a function?

Back

The set of all possible input values (x-values) for the function.

Front

What is the range of a function?

Back

The set of all possible output values (y-values) that the function can produce.