OpenStax, Elementary Algebra 2e §7.2 Factor Trinomials of the Form x2+bx+c · Exercise 70 · Algebra · Factoring

Factor Trinomials of the Form x2+bx+c · Exercise 70

How do you determine whether to use plus or minus signs in the binomial factors of a trinomial of the form $x^{2} + b x + c$ where $b$ and $c$ may be positive or negative numbers?

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OpenStax, Elementary Algebra 2e · §7.2 Factor Trinomials of the Form x2+bx+c · Exercise 70

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