Practice with Factoring
Difference of Two Squares
Topic Index | Algebra Index | Regents Exam Prep Center

 

Factor:
1. x2 - 25

 

Choose:

(x + 5) (x - 5)
(x + 5) (x + 5)
(x - 5) (x - 5)
(x + 25) (x - 1)

 

2. 16 - x2

Choose:

(x - 4) (x + 4)
(4 - x) (4 + x)
(16 - x) (1 + x)
(4 - x) (4 - x)

 

3. 9y2 - 49

Choose:

(3y - 7) (3y - 7)
(9y - 1) (y - 49)
(3y - 7) (3y + 7)
3y (y - 16)

 

4.


(x - 1 )2 - 4

Choose:

(x - 1 - 4) (x - 1 - 4)
(x - 1 - 2) (x - 1 - 2)
(x - 2) (x + 2)
(x - 3) (x + 1)


5. 16y2 - 0.09

Choose:

(4y - 0.03) (4y + 0.03)
(4y - 0.3) (4y + 0.3)
(4y - 3) (4y + 3)
4y (y - 0.09)

 

6. 81c2 - 144m2

Choose:

(9c - 12m) (9c - 12m)
(9c - 12m) (9c + 12m)
(9c - 12) (9c + 12)
none of the above

 

7. 4a2b2 - 49n6

Choose:

(2ab - 7n2) (2ab + 7n2)
(2ab - 7n3) (2ab + 7n3)
(2ab - 7n3) (2ab + 7n2)
(2ab - 7n2) (2ab + 7n3)

 

8.

Choose:

(p - 4/5) (p + 4/5)
(p - 4/5) (p - 4/5)
(p + 4/5) (p + 4/5)p(p - 16/25)

 

 


 
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Created by Michael Caldwell