Mathematical Reasoning
normal

જો વિધાન $(p \rightarrow q) \rightarrow (q \rightarrow r)$ એ અસત્ય હોય તો વિધાનો $p,q,r$ નું સત્યાર્થતા મૂલ્ય અનુક્રમે ......... થાય 

A

$FTF$

B

$TTT$

C

$FFF$

D

$FTT$

Solution

$\mathrm{p} \rightarrow \mathrm{q}$ must be true and $ \mathrm{q} \rightarrow \mathrm{r}$ must be false

$\therefore$ $q$ must be true, $r$ must be false but $p$ can be true or false.

Standard 11
Mathematics

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