Discriminant

Presentation

•

Mathematics

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9th Grade - University

•

Hard

Joseph Anderson

FREE Resource

4 Slides • 6 Questions

What is the discriminant and how is it related to the Quadratic Formula?

By Elle Greene

The discriminant tells you the number of solution of a quadratic formula.

Memorizing the value of the discriminant will help you before solving the full quadratic.

the discriminat is the numeratior of the radical expression.

Formula: D = b²− 4ac Reminder: Ax²+ bx+C

Use the formula from the previous slide to see if you can find the discriminant.

Let's see if you understood.....

Multiple Choice

What is the discriminant? Use your notes if you get stuck... 2 minutes to answer.

-40

-32

Multiple Choice

What is the discriminant? Use your notes if you get stuck... 2 minutes to answer.

-25

-73

Multiple Choice

What is true of the number of solutions who's quadratic has a discriminant of -24?

Two unequal real roots.

only one real root

no roots

no real roots or two complex roots

Multiple Choice

What is true of the number of solutions who's quadratic has a discriminant of 0?

Two unequal real roots.

only one real root

no roots

no real roots or two complex roots

Multiple Choice

What is true of the number of solutions who's quadratic has a discriminant of 125?

Two unequal real roots.

only one real root

no roots

no real roots or two complex roots

Multiple Select

How do you feel about the discriminant?

I got this🤞🏾

Naw I need more help 😔

Can I get another one to see?

Don't think Im ever gonna get this

Mrs. G 😩

What is the discriminant and how is it related to the Quadratic Formula?

By Elle Greene

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