Chapter 1: Rational Numbers Exercise – 1.5

Question: 1

Multiply:

Solution:

 

Question: 2

Multiply:

Solution:

 

Question: 3

Simplify each of the following and express the result as a rational number in standard form:

Solution:

 

Question: 4

Simplify:

Solution:

 

Question: 5

Simplify:

Solution: