Inactive Tutor answered 05/15/20
Tutor
New to Wyzant
r2 + 7r = -15
r2 + 7r + 15 = 0
This cannot be factored. The solution r is complex, which you can verify by examining the discriminant.
Inactive Tutor answered 05/15/20
r2 + 7r = -15
r2 + 7r + 15 = 0
This cannot be factored. The solution r is complex, which you can verify by examining the discriminant.
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