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OpenStudy (anonymous):
one of the solutions to the quadratic equation x2 + 3x - 28 is -7 is there another?
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razor99 (razor99):
could u post the question
razor99 (razor99):
u mean u have to slove that eqaution right
OpenStudy (anonymous):
yeah factoring to be exact
OpenStudy (anonymous):
i just started learning these on my own well i want to learn so i am not sure completely whats to be donw i can give examples from my book thopugh
razor99 (razor99):
5x+is+21
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razor99 (razor99):
did u get it
OpenStudy (dumbcow):
7*-4 = -28 7 -4 = 3 --> x^2 +3x -28 = (x+7)(x-4) solutions are -7 and 4
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