Exponent Rules and Common Mistakes

Exponent Rules and Common Mistakes

Assessment

Interactive Video

Created by

Thomas White

Mathematics

9th - 10th Grade

Hard

The video tutorial on Elektra Online covers the fundamental rules of exponents, emphasizing the importance of understanding when to add exponents. It highlights common mistakes, such as confusing addition with multiplication and using different bases. The tutorial provides examples to clarify these rules and explores advanced scenarios, including multiple bases and negative exponents, ensuring a comprehensive understanding of exponent operations.

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most important rule in exponents when multiplying like bases?

Add the exponents

Divide the exponents

Subtract the exponents

Multiply the exponents

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which operation is incorrectly applied in the first common mistake with exponents?

Subtraction

Division

Addition

Multiplication

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the error when applying the exponent rule to different bases?

The bases must be the same

The exponents must be different

The bases must be different

The exponents must be the same

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common mistake when raising a sum to a power?

Adding the exponents

Multiplying the exponents

Applying the rule to each term separately

Ignoring the exponents

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of (X + Y)^n if misapplied?

X^n - Y^n

X^n + Y^n

X^n * Y^n

X + Y

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of (A + B)^n if misapplied?

A^n - B^n

A + B

A^n * B^n

A^n + B^n

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example X^3 * X^4, what is the result?

X^12

X^1

X^7

X^6

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