Exploring Unit 7 Lesson 4: Adding and Subtracting Rational Expressions

What is the value of the expression when all terms cancel each other out?

• 0

• 3

• 1

• 2

When dividing 10^5 by 10^2, what is the resulting power of 10?

• 10^4

• 10^3

• 10^2

• 10^5

If you have 10^6 divided by 10^3, what is the simplified result?

• 10^4

• 10^5

• 10^3

• 10^2

How many trees per person will there be if there are 10^12 trees and 10^10 people?

• 100

• 10

• 1000

• 10000

What is the result of 10^4 divided by 10^6?

• 10^2

• 10^-2

• 10^1

• 10^0

What is the value of any number raised to the power of zero?

• 1

• 100

• 0

• 10

What is the result of 10^12 times 10^0?

• 10^11

• 10^0

• 10^1

• 10^12

Rewrite 10^7 divided by 10^5 as a single power of 10.

• 10^4

• 10^3

• 10^2

• 10^5

If 10^5 is divided by 10^3 and then squared, what is the final result?

• 10^6

• 10^4

• 10^8

• 10^2

How many times wider is the star KW Sagittarii compared to the sun if KW is 10^5 times as wide as the Earth and the sun is 10^2 times as wide as the Earth?

• 10

• 100

• 1000

• 10000