Understanding Negative Exponents and Simplification

Understanding Negative Exponents and Simplification

Assessment

Interactive Video

Mathematics

7th - 10th Grade

Hard

Created by

Mia Campbell

Used 1+ times

FREE Resource

The video tutorial explains how to handle algebraic expressions with negative exponents. It begins by introducing the problem and then demonstrates how to group and move terms with exponents. The instructor evaluates and simplifies the expression step-by-step, emphasizing the importance of squaring coefficients and simplifying exponents. The tutorial concludes with the final simplification and solution, providing a clear understanding of managing negative exponents in algebraic expressions.

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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial expression given in the problem?

5X to the -1st * 2x all to the 3 over 3x^2 to the 2nd

2X to the -1st * 5x all to the 3 over 3x^2 to the 2nd

3X to the -1st * 2x all to the 5 over 3x^2 to the 2nd

2X to the -1st * 3x all to the 3 over 5x^2 to the 2nd

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do with terms that have negative exponents?

Multiply them by zero

Move them to the opposite side of the fraction

Leave them as they are

Add them to the numerator

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of squaring the coefficient 5 in the expression?

30

25

15

10

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of 3 cubed in the expression?

36

18

27

9

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After simplifying, what is the coefficient of x in the numerator?

725

675

775

625

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final power of x in the simplified expression?

x to the 3rd

x to the 4th

x to the 5th

x to the 2nd

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the exponents when you divide x to the 5th by x to the 1st?

They cancel out

They multiply

They add up

They subtract

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final simplified expression's coefficient?

725/2

625/2

675/2

775/2

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main concept demonstrated in this video?

Adding exponents

Dividing fractions

Moving negative exponents

Multiplying coefficients