Simplifying Exponents and Fractions

Simplifying Exponents and Fractions

Assessment

Interactive Video

Created by

Sophia Harris

Mathematics

7th - 10th Grade

Hard

This video tutorial explains how to simplify fractions raised to a power using exponent rules. It covers the power of a quotient rule and the power rule of exponents, providing several examples to illustrate these concepts. The tutorial demonstrates step-by-step simplification of expressions like 2x^4, p^3/q, and -1/y^3, and discusses the use of negative and positive exponents. The video aims to help students understand how to apply these rules to simplify complex expressions.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the fraction bar represent in a mathematical expression?

Division

Multiplication

Subtraction

Addition

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the power of a quotient rule, how do you simplify (a/b)^n?

a^n / b

a / b^n

a^n / b^n

a^n * b^n

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Example 1, what is the simplified form of (2x^4)^3?

8/x^12

2x^12

8x^12

2/x^12

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Example 2, what is the simplified form of (p^3/q)^4?

p^4/q^4

p^12/q^4

p^4/q^12

p^12/q^12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't the expression in Example 2 be simplified further?

The exponents are different

The exponents are the same

The bases are different

The bases are the same

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Example 3, what is the simplified form of (-1/y^3)^12?

-1/y^12

-1/y^36

1/y^36

1/y^12

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of raising a negative base to an even power?

Undefined

Positive

Zero

Negative

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Example 4, how is the expression m^2 * n^-4 rewritten using positive exponents?

m^-2 / n^4

m^2 * n^4

n^4 / m^2

m^2 / n^4

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Example 5, what is the simplified form of (1/(3^-2 * z^3))^2?

1/(9z^6)

1/(9z^3)

1/(81z^6)

1/(81z^3)

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of squaring a product of factors?

Multiply the factors

Square each factor

Subtract the factors

Add the factors

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