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Mathematics 7 Online
OpenStudy (anonymous):

how do you determine whether a trinomial is prime ?

OpenStudy (anonymous):

A way you can tell if it's prime or not is to feed it into a portion of the quadrac formula: sqrt(b^2 - 4ac) If the result is an integer, it's not prime (aka it can be factored). If the result is something in radical form, then it is prime

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