Download 6.3 Multiply Binomial_Special Binomial Products

.
6.3
MULTIPLICATION OF BINOMIALS; SPECIAL BINOMIAL PRODUCTS
Properties: 1.
Perfect Square Trinomial:
Note:
Example 1.
2.
Difference of Square:
3.
FOIL:
Multiply the following:
1.
(x + 7 )(x + 2) =
2.
(2 y
3.
3 
1

 x −  x +  =
4 
2

4.
( y − 1)( y − 4)( y + 3) =
5.
(3x + y )2 =
3
)(
)
+ 4 3y 2 − 5 =
1
.
2
6.
1

2y −  =
2

7.
(3x − 2)2 − (x − 1)2 =
8.
(2 x + 5)(2 x − 5) =
9.
1
1 

 3 y +  3 y −  =
3 
3

Example 2.
Find the area of
4x − 3
4x + 3
2