Part 3 | Test 3 |
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** Problem 1:**

The term is valid if *x*>5. The term is valid
if *x*>6. The term is valid if *x*>-5. The term
is valid if or when
*x*>6 or *x*<5. The common domain is the set of real numbers *x*>6.

**Problem 2:**

**Problem 3:**

The term is valid when *x*>5. The term is when
*x*>6. The term is valid when *x*<8. The domain is the
set of real numbers greater than 6 and less than 8.

*x*=7

**Problem 4:**

Points :

**Problem 5:**

*a*+*b*

*a*+*b*

*a* =3

*b*

*b* = -2

*c*

*c*=5

**Problem 6:**

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