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Negation of and or Compound Statements (in Hindi)
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This lesson explains the concept of negation of And/Or Compound statements

Vineet Loomba is teaching live on Unacademy Plus

Vineet Loomba
IITian | No. 1 Educator in IIT-JEE (Maths) | 4 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

U
Unacademy user
sir is u r trignometry course is fulfill for jee main
Vineet Loomba
a month ago
Yes
Sir thanks for the course
Vineet Loomba
2 months ago
Wlcm
sir the last statement has the word, 'today' then how is it a statement?
sir , you have done mistake in proof of ~(p^q) at image in video at 02 : 46 time in last line
Vineet Loomba
9 months ago
Already corrected while explaining
NC
Nishant Chauhan
8 months ago
sahi hai bhau
NC
Nishant Chauhan
8 months ago
bhai
sir Jo aap bole rahe hai use underline bhi kar dijiye please sir.
Vineet Loomba
9 months ago
ok
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  5. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Negation of compound statements: If p and q are two component statements then the negation of the compound statement (i) (p or q) is p and q (p v q)-p q (ii) ~(p and q) is ~ p or ~ q ~(p ^ q)--p v-q SUCCESS IN EE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  6. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Results: (~ p) = p. Truth table op We observe that first and third column are identical. Hence ~ (~ p) = p. SUCCESS IN EE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  7. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Results: Truth tabl e c p We observe that last two columns are identical Hence ~ (p v q) = ~ p v ~ q SUCCESS IN EE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  8. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Results: Truth table * p pvq~ We observe that last two columns are identical Hence ~(pv q) = ~ p ~ q SUCCESS IN EE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  9. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Conditional statements or implications If p and q are any two statement then the compound statement in the form "If p then q" is called a conditional statement or an implication. The statement "If p then q" is denoted by p ->q orp q to be read as p implies q) In the implication "p -q", p is called the antecedent (or the hypothesis) and q the consequent (or the conclusion) SUCCESS IN JEE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  10. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) ^ Ifx - 4, then x216 If ABCD is a parallelogram, then AB CD If Mumbai is in England, then 2 + 2 = 5 If Shikha works hard, then it will rain today. SUCCESS IN EE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


  11. 100% SUCCESS IN JEE MAIN AND ADVANCED (IIT-JEE) Negation of a conditional statement TITI FI F T F F FTT FFT FITI F FIFI TI F SUCCESS IN JEE MAIN ER. VINEET LOOMBA (IIT RooRKEE)


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