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NikAS [45]
3 years ago
12

How can you tell when a quadratic equation has two identical, rational solutions?

Mathematics
2 answers:
Anastasy [175]3 years ago
8 0
When the radicand equals zero
because if it is zero, there is no plus mius anything, you are left with -b/2a


Marysya12 [62]3 years ago
3 0
C, Because Of The Formula.

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