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2 cards from this section. Quick, good the night before a test.
Find the common factor of the expression 15x² + 20x.
Look for the greatest number that can divide both coefficients.
Factor the expression x² - 9 using the difference of squares identity.
What two numbers multiply to -9 and add up to 0?
What is the result of factoring 6x² + 12x?
Identify the greatest common factor.
True or False: The expression x² - 16 can be factored as (x + 4)(x - 4).
Recall the identity you learned earlier.
Factor the polynomial 3x⁴ - 24x² + 21 completely.
Find the common factor first, then apply identities if necessary.
Using grouping, factor the expression x⁴ + 2x³ - x - 2.
Try to regroup the terms strategically.
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