Solving Equations with Square Roots

Solving Equations with Square Roots

Assessment

Interactive Video

Mathematics, English, Science

7th - 10th Grade

Hard

Created by

Amelia Wright

FREE Resource

The video tutorial guides viewers through solving an equation involving a square root. It begins by adding under the square root and then squaring both sides to simplify. The equation is set to zero by subtracting terms, and factoring is used to find solutions. The process results in three solutions, including zero and plus or minus values.

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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 the given equation?

Dividing both sides

Subtracting from both sides

Adding under the square root

Multiplying both sides

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After squaring both sides, what is the next step in simplifying the equation?

Add 2x^2 to both sides

Multiply by x

Set the left side equal to zero

Divide by x

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does factoring out x^2 from the equation result in?

x^2 * (x - 2) = 0

x^2 * (x + 2) = 0

x^2 * (x^2 - 2) = 0

x^2 * (x^2 + 2) = 0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the possible solutions for x when solving x^2 = 0?

x = -2

x = 2

x = 0

x = 1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When solving the equation X2 - 2 = 0, what should be considered?

Both positive and negative solutions

Only positive solutions

No solutions

Only negative solutions