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3 votes
Use the discriminant to determine the number of solutions to the quadratic equation −45d2+4d−1=0.

User Khazrak
by
8.0k points

2 Answers

4 votes

Answer:

no real solutions

2 different complex solutions

Explanation:

b^2 - 4ac = 4^2 - 4(-45)(-1) = 16 - 180 = -164

User AlexMok
by
8.0k points
2 votes
-164 discriminates, use Quadratic Formula to get that answer. If you need number of solutions, then there’s no solutions.
User Eestein
by
8.4k points
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