Download Finding Two Numbers that Multiply to One Number and Add Up to

Intermediate Algebra
Skill-Builder # PF - 3
Finding Two Numbers that Multiply to One Number and Add Up to Another
Examples
1.
+
12
⇒
?
?
+
12
7
i
35
i
35
2.
+
9
?
5
+
9
?
⇒
11
i
-22
-2
i
-22
3.
+
-11
+
-11
?
?
-15
4
⇒
i
-60
i
-60
4.
+
-18
?
+
-18
?
-15
-3
⇒
i
45
i
45
Intermediate Algebra
Skill-Builder # PF - 3
Finding Two Numbers that Multiply to One Number and Add Up to Another
Find two numbers that add to the top number and multiply to the bottom number.
1.
2.
+
13
+
-12
?
?
?
?
i
42
i
- 64
3.
4.
+
- 17
+
2
?
?
?
?
i
72
i
- 63
6.
5.
+
-11
?
+
24
?
?
?
i
63
i
- 42
8.
7.
+
27
?
+
-11
?
i
-90
?
?
i
- 80
Intermediate Algebra
Skill-Builder # PF - 3
Finding Two Numbers that Multiply to One Number and Add Up to Another
Answers
1. 6 and 7
2. – 16 and 4
3. 9 and – 7
4. – 8 and – 9
5. – 14 and 3
Prepared by: Dr. Teresa V. Sutcliffe, Winter 2010
6. 21 and 3
7. 30 and – 3
8. – 16 and 5