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OpenStudy (anonymous):
Find the discriminant of the following equation x^2+12x+9=0 ? How would I solve this ? show steps please !
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jimthompson5910 (jim_thompson5910):
Use the formula D = b^2 - 4ac
jimthompson5910 (jim_thompson5910):
In the case of x^2+12x+9, a = 1, b = 12, and c = 9
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