10
QuizMultiple Choice

Polynomial Expressions — Test

Question 10 • Algebra I

Which are factors of x squared minus 4 x minus 5 ? Choose two correct answers.

Answer
A
open paren x plus 5 close paren
B
open paren x minus 4 close paren
C
open paren x minus 5 close paren
D
open paren x plus 1 close paren
E
open paren x minus 2 close paren

Explanation

To factor x² − 4x − 5, find two numbers whose product is −5 and whose sum is −4. Those numbers are −5 and 1, so x² − 4x − 5 = (x − 5)(x + 1). Therefore, the factors are “(x − 5)” and “(x + 1).”

AI-written and checked against the verified answer.

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