186k views
4 votes
If x and y are both negative when is x-y positive

User Jaho
by
7.4k points

2 Answers

1 vote
When multiplying two negative numbers the answer is positive
User Chad K
by
6.9k points
3 votes
hmm

let's try some numbers

we have 3 scenarios
x>y
x=y
x<y

x>y
x=-1 and y=-2
x-y=-1-(-2)=-1+2=1
it's positive when x>y

x=y
x=-1, y=-1
-1-(-1)=-1+1=0
nope

x<y
x=-2 and y=-1
-2-(-1)=-2+1=-1
nope


x-y is positive when 0>x>y
User Hartmut
by
8.1k points

No related questions found