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Factoring Trinomials, a is not 1  Problem 7
Alissa Fong
Alissa Fong
MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
We need to treat factoring trinomials differently when the leading coefficient, "a," is one than when it is not one. In the examples presented here, "a" is prime, which means we know the first terms of the two binomial factors. From there, they may be some guessing and checking (using FOIL to multiply) to find the second terms.
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Alissa Fong
M.A. in Secondary Mathematics, Stanford University
B.S., Stanford University
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Sample Problems (11)
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Factoring Trinomials, a is not 1
Problem 1 11,129 viewsFactor:
3x² − 2x − 8 
Factoring Trinomials, a is not 1
Problem 2 7,395 viewsFactor:
6x² + 17x + 5 
Factoring Trinomials, a is not 1
Problem 3 6,282 viewsFactor:
3x² − 17x − 10 
Factoring Trinomials, a is not 1
Problem 4 6,624 viewsFactor:
20x² + 80x + 35 
Factoring Trinomials, a is not 1
Problem 5 1,103 views 
Factoring Trinomials, a is not 1
Problem 6 989 views 
Factoring Trinomials, a is not 1
Problem 7 985 views 
Factoring Trinomials, a is not 1
Problem 8 919 views 
Factoring Trinomials, a is not 1
Problem 9 1,022 views 
Factoring Trinomials, a is not 1
Problem 10 1,001 views 
Factoring Trinomials, a is not 1
Problem 11 1,016 views
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