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April 26, 2015

Homework Help: Math help please

Posted by Delilah on Sunday, May 5, 2013 at 10:12pm.

1. (9m + 6) + (5m 6)

4m + 12
14m + 12
14m 12
4m


2. (3r^2 + 7r + 1) + (4r^2 8r 2)

7r2 + 15r 1
7r2 r 1
7r2 15r 3
r2 r 1

3. (6h + 1) (9h + 4)

3h 3
15h 5
3h + 3
3h + 5

4. (7w^2 2w 1) (5w^2 + 3w 2)

12w^2 + 5w + 1
2w^2 5w 1
2w^2 5w + 1
12w^2 5w 3

My answers:
1. 14m + 12
2. 7r2 r 1
3. 15h 5
4. 12w^2 5w 3

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