OpenStax, Intermediate Algebra 2e §6.2 Factor Trinomials · Exercise 96 · Algebra · Factoring

Factor Trinomials · Exercise 96

Tommy factored $x^{2} - x - 20$ as $(x + 5) (x - 4) .$ Sara factored it as $(x + 4) (x - 5) .$ Ernesto factored it as $(x - 5) (x - 4) .$ Who is correct? Explain why the other two are wrong.

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OpenStax, Intermediate Algebra 2e · §6.2 Factor Trinomials · Exercise 96

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