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22-10-2018
Mathematics

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When asked to factor the trinomial 4x^2+20x+25, a student gives the answer (2x-5)(2x-5). What is one thing wrong with this answer?

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22-10-2018

when factored out you would get 4x^2-20x+25 you don’t want a -20x you want a +20x so you would want (2x+5)(2x+5) instead

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JaxAnswers JaxAnswers

29-10-2019

The minus signs should be plus signs

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