lanceandemma201 lanceandemma201
  • 14-10-2018
  • Mathematics
contestada

Find the discriminant of each quadratic equation then state the number and type of solutions. −9r 2 + r + 3 = −5

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Gal52 Gal52
  • 15-10-2018
1+4(-9)(8)
1-288
-287
No real solutions
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