MHT CET20249 May 2024Evening ShiftMathematicsMathematical ReasoningActual
Negation of the statement ' Horses have wings if and only if crows have tails. ' is
Options
- AHorses have wings but crows do not have tails. or crows have tails but horses do not have wings.
- BHorses do not have wings if and only if crows do not have tails.
- CHorses do not have wings and crows have tails. or Horses have wings and crows have tails.
- DHorses do not have wings and crows do not have tails.
Correct answer
A. Horses have wings but crows do not have tails. or crows have tails but horses do not have wings.
Step-by-step solution
Let p : Horses have wings q : Crows have tails Given statement is p q (p q) (p q) (q p)