Question

If 2 12 years ago

Answer 1

At most, \(x=4\) and \(y=3\), so at most, \(x+y=4+3=7\).

As for \(x-y\), this value is minimized when \(x\) is smallest and \(y\) is largest. At least, \(x=2\) and at most, \(y=3\), so at least, \(x-y=2-3=-1\).

Answer 2

but book shows the answer as 4

Answer 3

Is there any more to the problem than the given info?

Answer 4

options
a.6
b.7
c.8
d.4
e.none of these

Answer 5

hello?

Answer 6

I'd say it's a typo, but who knows for sure. Books aren't infallible, but neither am I.