Math $244$ Discrete structure

Assignment #$2$

Chap $2\mathrm{.}3$ Page $,$ valid?

$*(3)$ If logic is easy, then I am

a monkey's

uncle.

F am not a mankey's uncle to check valid

$(9)$

$p^{{?}^{?}}qr$

$pvvq$

$qp$ vie

modus ponens

modus Tollens

andother

form $of$

fable $2\mathrm{.}3\mathrm{.}1$