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When factoring it is fairly easy to check your answer. Say we want to factor x2+9x+14=0

(x+7)(x+2)=0

now if we want to check then we can just multiply these together and we should get the original polynomial...

x2+2x+7x+14=0

x2+9x+14=0

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Q: How can you check your work when factoring a trinomial?
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