MORE COMPLICATED FOIL

LESSON READ-THROUGH
by Dr. Carol JVF Burns (website creator)
Follow along with the highlighted text while you listen!
 
EXAMPLES:
Simplify: $(2x+3)(x-1)$
Answer: 2x^2 + x - 3
Note:   Input exponents using the ‘ ^ ’ key.
Write your answer in the most conventional way.
Simplify: $(x-3)(-x+4)$
Answer: -x^2 + 7x - 12

 

Master the ideas from this section
by practicing the exercise at the bottom of this page.


When you're done practicing, move on to:
Simplifying $\,(a+b)^2\,$ and $\,(a-b)^2$

 
 

Answers must be written in the most conventional way:
$\,x^2\,$ term first, $\,x\,$ term next, constant term last.

Note:   Key in exponents using the ‘ ^ ’ key.

Simplify: