   Chapter 2, Problem 9T

Chapter
Section
Textbook Problem

Perform the indicated operations: ( + 15 ) ( − 22 )

To determine

To calculate: The value of the numbers (+15)(22).

Explanation

Given Information:

The numbers are (+15)(22).

Formula used:

The steps for the multiplication of two signed numbers are shown as below:

Step 1: Multiply the absolute value of two numbers by placing a positive sign, just before the product, if the numbers have same sign.

Step 2: Multiply the absolute value of two numbers by placing a negative sign, just before the product, if the numbers have different sign.

Calculation:

Recall the provided numbers.

(+15)(22)

Observe that both the numbers have different sign

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