Question

2. Evaluate each expression:
a.-1.2.3 -
b.-1. (-2) 3
C. -1 • (-2).(-3)

Answer 1

a. -6

b. +6

c. -6

Explanation:

minus times plus times plus = -

minus times minus times plus = +

minus times minus times minus = -

1 times 2 times 3 = 6

so:

-1 times 2 times 3 = -6

-1 times -2 times 3 = +6

-1 times -2 times -3 = -6