Which of the following equivalences

Which of the following equivalences is true?x^2 ≥ 0 ⇔ (x+1)^2 ≥ 1 x^2 ≥ 0 ⇔ x^2+1 ≥ 1 x > 0 ⇔ x^2 > 0 x^2 > 0 ⇔
1. 2 answers
2. asked by Anon
3. 547 views
Which of the following equivalences is true?P(n), n is a multiple of 3 Q(n), n is even -P(4) and Q(3) -P(3) and Q(3) -P(3) or
1. 1 answer
2. asked by s17
3. 304 views
Let p and q be propositions. Use Logical equivalences to show that(p ^ (~ (~ p V q))) V (p ^ q) = p
1. 1 answer
2. asked by Joy
3. 451 views
2C2H6 + 7O2 → 4CO2 + 6H2Owhat equivalences can you write in terms of moles and why ?
1. 1 answer
2. asked by TRH
3. 1,374 views
Hi,How would you go about showing that the proposition below is a tautology using algebraic manipulation of logical equivalences
1. 0 answers
2. asked by Kylo Ren
3. 457 views
Hi,How would you go about showing that the proposition below is a tautology using algebraic manipulation of logical equivalences
1. 0 answers
2. asked by Kylo Ren
3. 454 views