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Title: Solving Fractional Equations
Description: Brief but helpful. Explains how to solve fractional equation very well.
Description: Brief but helpful. Explains how to solve fractional equation very well.
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Solving Fractional Equations
To identify a fractional (rational) equation …
• Look at the denominators of the equation
...
Special Consideration:
• The denominator of a fraction CANNOT EQUAL ZERO
because that would make the term UNDEFINED
...
• DOMAIN:
○ The values that the variable CAN EQUAL
...
EXTRANEOUS ROOT:
• Is a root of the manipulated equation which does NOT satisfy
the original equation
...
STEPS:
(1) Find the LCD
...
• May need to get rid of negative exponents
...
• Cancel all denominators
...
(4) Compare your solution to the domain you have stated
...
• Only the roots that are NOT extraneous are considered solutions
Title: Solving Fractional Equations
Description: Brief but helpful. Explains how to solve fractional equation very well.
Description: Brief but helpful. Explains how to solve fractional equation very well.