MA8351| DISCRETE MATHEMATICS| UNIT-1| VIDEO-19| THEORY OF INFERENCE| INDIRECT METHOD| PROBLEM-5

[viperraghu]

Tnx mam... My clg la clear ah solitharala mam😩😩... But, nega sollurathu nalla understand aguthu 🥰🥰🥰.... Tnx mam

[jerrygeorgejoshi]

I'm getting 7s in 9th step(as final step) is this correct? is there any chance tht I can prove this as contradiction since I've got S in 7th step which is true statement and got 7S in 9th step which is opposite to the 7th step(s)..plzz somebody answer???

[windowstechnology]

Mam aathu pathila step 12 la

11) 7Q
12) P -> Q RULE P
13) 7Q -> 7P RULE T ( P -> Q => 7Q -> 7P ) BY 12
14) 7P RULE T (P, P -> Q => Q) BY 11 & 13

intha mathiri podalama mam, neega tha sonnika necessary na again use pannalam nu .

[leoaruna]

P->Q ah Q->P ah consider panalama mam ..
bcoz P->Q, Q->R = P->R
suppose enakku statements P->Q, R->Q nu irutha naa P->Q nu potukalama

[arunsuresh]

First stmt ah assume panathuku aprmm, remaining stmt ah entha order la nalum eluthlama mam ? Ethachu stmt ah use panama kooda irukalama ?
3rd qn answer konjam share panunga mam

[Faiz-dnxt]

S->~Q, S v R, ~R, ~P<->Q =>~P
Mam indha sum konja different ahh irukku..neenga solli tharla ..konja idhuku mattu ans solve panni kudunga mam

[Mines_bot]

Mam third answer doubt mam plz send tht notes mam 🥲???