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Practice: Discriminants

Last updated almost 3 years ago

3 questions

1

Question 1

1.

1

1

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Watch this video if you'd like to revisit how to find discriminants. 

Challenge Yourself: Create a quadratic equation that has only imaginary solutions. 

Question 2

2.

Does the following quadratic equation have 2 roots?

Question 3

3.

What is the discriminant of the quadratic equation x^2 -4x + 7=0?

12

-8

8

-12