Lesson 27. Curves with several terms

EXAMPLE:

Using x-values from –3 to 3 draw

y = x² + 4x – 1.

Do each part separately in the table then add together at the end to find y.

Note

A curve is called a ‘quadratic’ graph if the highest power of x is x². 

Lesson 27

•  Test 1 
•  Test 2