Question

if a/b > 0, then a>0 and b>0 true or false????

Answer 1

consider a = -1 and b = -2... what is the result of a/b?

Answer 2

If I can find one example that proves it wrong... then it is false.

Answer 3

so its false?

Answer 4

What is the result of:
\[\frac{-1}{-2}=?\]

Answer 5

false

Answer 6

ok thank you got it

Answer 7

because -1/-1 =1

Answer 8

So, to finish the thought,

I gave you an example where a < 0 and b < 0, yet a/b > 0. This proved the original suppositions false. Hope that helps.

Answer 9

it does thnx