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Rashid [163]
4 years ago
8

REALLY NEED ALGEBRA HELP please

Mathematics
1 answer:
lisabon 2012 [21]4 years ago
8 0
A. The discriminant is 81. The formula is b^2 - 4ac.

B. 2 answer and both will be rational due to the fact that the discriminant is a perfect square. 

C. Solutions are 1/2 and -4. You can find using the quadratic formula. 
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