Graphing Linear Equations and Intercepts

Using only the slope to graph

Graphing using intercepts

Graphing quadratic equations

Using only the y-intercept to graph

Use the quadratic formula

Use the slope formula

Set y to zero and solve for x

Set x to zero and solve for y

Find the x-intercept

Find the y-intercept

Find the midpoint

Find the slope

(0, 3)

(4.5, 0)

(0, 4.5)

(3, 0)

(15, 0)

(0, -3)

(0, -2.5)

(0, 2.5)

Plot additional points

Find the midpoint

Connect the intercepts

Calculate the slope

Skip the problem

Use the quadratic formula

Refer to lesson 14

Use the slope-intercept form

Look for a quadratic term

Check if the exponents are all ones or zeros

Check if the equation is in standard form

See if the equation has a constant term

Ask a classmate

Skip the questions

Email the teacher for assistance

Use a calculator

To practice graphing using intercepts and slope-intercept form

To test knowledge of quadratic equations

To review previous lessons

To introduce new concepts