Factoring the Sum and Difference of Two Cubes
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Videos, worksheets, solutions, and activities to help Grade 9, Algebra students learn how to factor the sum of two cubes and the difference of two cubes.
Formula to Factor the Sum of two Cubes
a3 + b3 = (a + b)(a2 − ab + b2)
Formula to Factor the Difference of two Cubes
a3 − b3 = (a − b)(a2 + ab + b2)
Sum and Difference of Cubes
Factoring Cubic functions.
How to factor a expression that has Cubic functions?
Examples:
Factor:
(x3 + 27)
(27x3 - 1000)
Factoring the Sum and Difference of Perfect Cubes
A review of factoring the sum and difference of perfect cubes and two examples.
Example:
Factor (8b3 + 27)
Factor (8b3 - 64)
Factoring the sum or difference of cubes Factoring the sum of cubes and the difference of cubes to help solve polynomial functions.
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