let x= 4 and y = 5
is (4)(5 = -(4)(5) ???
let x = -3 y = +2
is (-3)(2) = -(-3)(2) ??
Try other numbers.
What is your conclusion?
2) If x and y are both integers, 2)
then xy = - x · y
A) False B) True C) Sometimes true
1 answer