Factoring Ep.3 - Factor by Grouping - 9:50
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English - January 15, 2009 15:15 - ★★★★ - 7 ratingsCourses Education papapodcasts math mathematics quadratic functions relations parabola parabolas trigonometry ratio Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
Previous Episode: Polynomials Ep.11: Area Perimeter & Polynomials - 5:33
KEY CONCEPTS:
This works only with 4 term polynomials
STEPS:
i.) Find a common factor from all 4 terms
ii.) Group the first 2 terms and then the last 2 terms
iii.) Find common factor from first group
iv.) Find common factor from second group
v.) Factor out the common factor (bracketed terms)
vi.) Answer will be a set of binomials being multiplied together
vii.) Check your answer by expanding your answer.