Factor (7x2 - 4x - 3). For this trinomial, a = 7 and c = -3. The factors of a are 7 and 1. We can assume the factors are positive. The factors of c are ±1 and ±3. Here we have to consider both positive and negative factors. The possible factorizations that produce a = 7 and c = -3 are as follows. (7x - 3)(x + 1) (7x - 1)(x-1) (7x + 1)( (7x + 3)

Elementary Algebra
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Author:Lynn Marecek, MaryAnne Anthony-Smith
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Chapter7: Factoring
Section7.2: Factor Quadratic Trinomials With Leading Coefficient 1
Problem 132E: How do you determine whether to use plus or minus signs in the binomial factors of a trinomial of...
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Step 2
Factor (7x² - 4x - 3).
For this trinomial, a = 7 and c = -3.
The factors of a are 7 and 1. We can assume the factors are positive.
The factors of c are ±1 and ±3. Here we have to consider both positive and negative factors.
The possible factorizations that produce a = 7 and c = -3 are as follows.
(7x - 3)(x + 1)
(7x - 1)(x-1)
+1)(
(7x+3)(
(7x + 1)
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Transcribed Image Text:Step 2 Factor (7x² - 4x - 3). For this trinomial, a = 7 and c = -3. The factors of a are 7 and 1. We can assume the factors are positive. The factors of c are ±1 and ±3. Here we have to consider both positive and negative factors. The possible factorizations that produce a = 7 and c = -3 are as follows. (7x - 3)(x + 1) (7x - 1)(x-1) +1)( (7x+3)( (7x + 1) Submit Skip (you cannot come back)
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