Question

If p-q is true, then ~q- ~ p is true.
true or false

Answer 1

in boolean, you don't have p-q (I mean -)

Answer 2

that is meant to be and arrow p arrow q

Answer 3

so, it's true

Answer 4

the answers true
u sure

Answer 5

\[p\rightarrow q=-q\rightarrow-p\]that's identity.

Answer 6

ok thanks

Answer 7

yw