Dividing and Multiplying Polynomials

Dividing and Multiplying Polynomials

Assessment

Interactive Video

Mathematics

7th - 10th Grade

Hard

Created by

Liam Anderson

Used 2+ times

FREE Resource

This video tutorial covers the multiplication and division of polynomials, focusing on handling negative exponents and simplifying expressions. It begins with multiplying two polynomials, addressing negative exponents by moving them to the denominator, and simplifying through cross-canceling. The tutorial then transitions to dividing polynomials, explaining the 'keep it, change it, flip it' method, and simplifying the resulting expression. The video emphasizes the importance of ensuring all exponents are positive and thoroughly simplifying the expressions.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step when multiplying polynomials with negative exponents?

Add the exponents together

Move negative exponents to the denominator

Subtract the exponents

Ignore the negative exponents

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When cross-cancelling, what should you start with?

The exponents

The variables

The largest numbers

The smallest numbers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you handle variables with the same base during multiplication?

Add their exponents

Subtract their exponents

Multiply their exponents

Divide their exponents

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is left in the numerator after simplifying the given polynomial multiplication?

A variable with a negative exponent

A coefficient of 4

A single variable

A coefficient of 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the additional step in dividing polynomials compared to multiplying them?

Adding the fractions

Flipping the second fraction

Multiplying the fractions

Subtracting the fractions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does 'keep it, change it, flip it' refer to?

A method for multiplying fractions

A method for adding fractions

A method for subtracting fractions

A method for dividing fractions

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you handle negative exponents in division?

Add them to the positive exponents

Ignore them

Move them to the denominator

Move them to the numerator

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