Question

integers multiplication formulas​

Answer 1

(-)×(+)=(-)

(+)×(-)=(-)

(+)×(+)=(+)

(-)×(-)=(+)

Answer 2

Step 1: Multiply their absolute values.

Step 2: Determine the sign of the final answer (in this case it is called the product because we are multiplying) using the following conditions.

Condition 1: If the signs of the two numbers are the same, the product is always a positive number.

Condition 2: If the signs of the two numbers are different, the product is always a negative number.