JEE Math Practice Question
The statement among the following that is a tautology is :
- A.$$B \to \left[ {A \wedge \left( {A \to B} \right)} \right]$$
- B.$$\left[ {A \wedge \left( {A \to B} \right)} \right] \to B$$
- C.$$\left[ {A \wedge \left( {A \vee B} \right)} \right]$$
- D.$$\left[ {A \vee \left( {A \wedge B} \right)} \right]$$
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