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)
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
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
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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