Final Review Part 1 DOL

Front

What is a solution to a system of equations?

Back

A solution to a system of equations is a set of values that satisfy all equations in the system simultaneously.

Front

What is the value of z in the equation z = 6?

Back

The value of z is 6.

Front

How many solutions does an absolute value equation have if it equals a negative number?

Back

No Solution.

Front

Solve the absolute value equation |x| = 11.

Back

x = -11 or x = 11.

Front

What is the inverse of a function?

Back

The inverse of a function is a function that reverses the effect of the original function.

Front

How do you graph the inverse of a function?

Back

To graph the inverse, reflect the graph of the original function over the line y = x.

Front

What is an absolute value equation?

Back

An absolute value equation is an equation that contains an absolute value expression, such as |x| = a.

Front

What does it mean if an absolute value equation has two solutions?

Back

It means that the expression inside the absolute value can equal both the positive and negative values of the number on the other side of the equation.

Front

What is the graphical representation of a system of equations?

Back

The graphical representation is the intersection point(s) of the lines representing the equations.

Front

What is the significance of the solution (2, 3, -1) in a system of equations?

Back

It indicates that x=2, y=3, and z=-1 satisfy all equations in the system.