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Mathematical Logic (Class 12 — Maharashtra Board)

Statements, logical connectives, truth tables, tautology and contradiction.

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Q1 · Mathematical Logic (Class 12 — Maharashtra Board) · EASY
Consider the statement p: "It is raining" and q: "The ground is wet". Which of the following represents the statement "If it is raining, then the ground is wet"?
Q2 · Mathematical Logic (Class 12 — Maharashtra Board) · MEDIUM
The truth table for the compound statement (p ∧ q) → p has how many rows where the statement evaluates to TRUE?
Q3 · Mathematical Logic (Class 12 — Maharashtra Board) · HARD
Which of the following compound statements is a tautology?
Q4 · Mathematical Logic (Class 12 — Maharashtra Board) · EASY
The negation of the statement "He is rich and clever" is: