Multiplying two numbers both negative, -4 . (-2)

The video tutorial explores the concept of multiplying negative numbers. It begins by reviewing basic multiplication of positive numbers and extends to negative numbers, explaining the challenges in understanding negative sets. The instructor uses properties like the commutative property and the multiplication property of -1 to demonstrate that multiplying two negative numbers results in a positive number. The tutorial aims to clarify these concepts through examples and logical reasoning.

What is the result of multiplying a positive number by a negative number?

• The same number

• Zero

• A negative number

• A positive number

Why does multiplying two negative numbers result in a positive number?

• Because negative numbers cancel each other out

• It is a mathematical rule without explanation

• Because of the addition property

• Due to the commutative property and multiplication property of -1

What property allows us to rearrange the multiplication of numbers?

• Associative property

• Distributive property

• Commutative property

• Identity property

How can the multiplication of two negative numbers be conceptually understood?

• As the multiplication of two positive numbers

• As the subtraction of two positive numbers

• As the division of two negative numbers

• As the addition of two negative numbers

What is the result of multiplying -4 by -2?

• -8

• 8

• 0

• -2