SAT Math : How to factor a trinomial

Study concepts, example questions & explanations for SAT Math

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Example Questions

Example Question #1 : How To Factor A Trinomial

Solve each problem and decide which is the best of the choices given.

 

What are the zeros of the following trinomial?

Possible Answers:

Correct answer:

Explanation:

First factor out a . Then the factors of the remaining polynomial, 

, are  and .

Set everything equal to zero and you get , , and  because you cant forget to set  equal to zero.

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