Solve a quadratic equation by completing the square with imaginary solutions

Solve a quadratic equation by completing the square with imaginary solutions

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains how to solve quadratic equations by completing the square. It begins with isolating variable terms, then moves on to factoring and finding the value of C that completes the square. The process of creating perfect square trinomials is detailed, followed by solving the equation using inverse operations. The tutorial emphasizes the importance of maintaining equality by performing operations on both sides of the equation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a quadratic equation by completing the square?

Multiply both sides by a constant.

Isolate the variable terms.

Add a constant to both sides.

Factor the equation completely.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to add the value found by B/2 squared to both sides of the equation?

To simplify the equation.

To maintain the property of equality.

To eliminate the variable.

To factor the equation.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does completing the square help to form?

A linear equation.

A perfect square trinomial.

A quadratic equation.

A cubic equation.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When factoring a perfect square trinomial, what is the result?

A single binomial.

A quadratic equation.

Two different binomials.

Two identical binomials.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What must be considered when taking the square root of both sides of an equation?

Neither root.

Both positive and negative roots.

Only the negative root.

Only the positive root.