MATH 121
RADICAL EQUATIONS

 

1.  √3y + 1 = √2y + 6

2.  √5x - 3 = √2x + 3

3.  √x - 5 + √x = 5

4.  3 + √y - 6 = √y + 9

5.  1 + √x + 5 = x

6.  √20 - x + 8 = √9 - x + 11

7.  x - 2√x - 3 = 0

8.  √4y + 1 - √y - 2 = 3

 

Answers:

1. 5

2. 2

3. 9

4. 7

 5. 4 (-1 does not check)

6. 80/9

7. 9 (1 does not check)

8. 6, 2

 

 

121RADEQ.HDT