Solving Equations with Higher Roots

Solving Equations with Higher Roots

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial focuses on solving equations with radicals, specifically higher roots. It explains how to use rational exponents to simplify and solve these equations, providing step-by-step examples. The video also highlights the importance of checking solutions and addresses common issues, particularly with even indices. Advanced examples are discussed, including cases where no solution exists due to the nature of the roots.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the video?

Solving linear equations

Solving equations with higher roots

Solving equations with square roots

Solving quadratic equations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can expressions with radicals be rewritten?

As fractions

With rational exponents

As whole numbers

With imaginary numbers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reciprocal exponent of 1/3?

2

1/3

3

1/2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of raising both sides of the equation to the third power?

The exponents are multiplied

The exponents cancel out

The exponents are subtracted

The exponents are added

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do after solving an equation with radicals?

Ignore the solution

Divide the solution

Check the solution

Multiply the solution

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a potential issue when solving equations with even indices?

Solutions are always negative

Solutions are always zero

Solutions may not exist

Solutions are always positive

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution to the equation 4x + 7 = 27 when both sides are raised to the third power?

x = 5

x = 4

x = 2

x = 3

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