If B = {2, 3, 5, 6, 7} determine the truth value of ∀ y ∈ B, such that y2 is negative.

EXERCISE 1.5Q 2.4    PAGE 12

Exercise 1.5 | Q 2.4 | Page 12

If B = {2, 3, 5, 6, 7} determine the truth value of
∀ y ∈ B, such that y² is negative.

SOLUTION

There is no y in B which satisfies y² < 0.

∴ The given statement is false.

∴ It’s truth value is F.