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anyanavicka [17]
3 years ago
8

These is for a test.

Mathematics
1 answer:
bearhunter [10]3 years ago
7 0
The discriminant is part of the quadratic formula which is b²-4ac.

So, in this case,

b²-4ac = (-9)(-9) - 4(7)(-8) = 305
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