CliffsNotes Algebra I Quick Review by Jerry Bobrow

Author:Jerry Bobrow
Language: eng
Format: epub
Publisher: Houghton Mifflin Harcourt
Published: 2011-10-23T16:00:00+00:00

To add or subtract algebraic fractions having different denominators, first find a lowest common denominator (LCD), change each fraction to an equivalent fraction with the common denominator, and then combine each numerator. Reduce if possible.

Example 5: Perform the indicated operation.

If there is a common variable factor with more than one exponent, use its greatest exponent.

Example 6: Perform the indicated operation.

To find the lowest common denominator, it is often necessary to factor the denominators and proceed as follows.

Example 7: Perform the indicated operation.

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