6.5 Solving Radical and Rational Exponent Equations
Steps:
• Isolatethesquareroot.
• Squareeachside.
• Continuetosolveforx.
• Remember:Whenthenumeratoriseven2answers.
Whenodd1answer.
• Alwayscheckforextraneoussolutions.
Example 1: Solve.
a)
b)
c)
1
Example 2: Solve.
a)
b)
c)
2
Note:Whenthenumeratoriseven2answers.
Whenodd1answer.
Example 3: Solve.
a)
b)
3
c)
d)
4
Example 4: Solve.
a)
5
b)
6
c)
7
d)
8