Given the universe of real numbers, what is the negation of ∃x(x2=−1)\exists x (x^2 = -1)∃x(x2=−1)?
∃x(x2≠−1)\exists x (x^2 \neq -1)∃x(x2=−1)
∀x(x2=−1)\forall x (x^2 = -1)∀x(x2=−1)
∀x(x2≠−1)\forall x (x^2 \neq -1)∀x(x2=−1)
∃x(x2=1)\exists x (x^2 = 1)∃x(x2=1)