Quadratic Equations and Their Solutions

Quadratic Equations and Their Solutions

Assessment

Interactive Video

Mathematics

9th - 12th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers determining real and non-real solutions of quadratic equations using graphs. It explains how to create equations with no real solutions and solve quadratic equations with imaginary solutions using the quadratic formula. The tutorial also demonstrates writing quadratic equations that result in non-real solutions and compares different solutions to verify equivalence.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the number of times a graph crosses the x-axis indicate about the solutions of a quadratic equation?

The number of real solutions

The number of imaginary solutions

The number of complex solutions

The number of rational solutions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a quadratic graph does not intersect the x-axis, what type of solutions does it have?

No solutions

Two non-real solutions

One real solution

Two real solutions

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the condition for a quadratic equation to have no real solutions?

The discriminant is a perfect square

The discriminant is negative

The discriminant is zero

The discriminant is positive

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method can be used to solve a quadratic equation with non-real solutions?

Quadratic formula

Graphing

Completing the square

Factoring

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you write a quadratic equation that has two non-real solutions?

Ensure the discriminant is a perfect square

Ensure the discriminant is positive

Ensure the discriminant is zero

Ensure the discriminant is negative

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of the quadratic formula when the discriminant is zero?

No solutions

Two non-real solutions

One real solution

Two distinct real solutions

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you verify if two different solutions to a quadratic equation are equivalent?

By comparing their discriminants

By simplifying both solutions to the same form

By ensuring they have the same roots

By checking if they have the same coefficients