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.

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