Answers Mathematics III ASolving Quadratic Equations by Factoring

Lesson 1: Solving Quadratic Equations by Factoring Answers

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What value(s) of x make the equation x2 - 18x + 81 = 0 true?

-9, 9

0, 9

0, -9, 9

What did you include in your response? Check all of the boxes that apply.

Peta can only use the zero product property when the product of factors is equal to zero.

Peta must multiply x by (x - 5).

Peta must write the equation in standard form, then factor the expression.

Each factor must be set equal to zero, not 20.

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