Exercise 37 Page 30

When multiplying real numbers, the product will be positive if the signs are the same and it will be negative if the signs are different. cc Same Sign & Different Signs (+)(+)=(+) & (+)(-)=(-) (-)(-)=(+) & (-)(+)=(-)In our case one number is positive and one number is negative, so the product will be negative.

14(- 2)

MultPosNeg

a(- b)=- a * b

-14*2

Multiply

Multiply

- 28

We can verify this using a calculator.