For the two given equations I and II.

I. \( \Large p^{2} \) = 4

II. \( \Large q^{2} \) + 4q = - 4


A) p is greater than q

B) p is smaller than q.

C) p is equal to q.

D) p is either equal to or greater than q.

Correct answer:
D) p is either equal to or greater than q.

Description for Correct answer:
I. => p = \( \Large \pm \) 2

II. => \( \Large q^{2} \) + 2q + 2q + 4 = 0

=> q ( q + 2 ) + 2 ( q + 2) = 0

=> ( q + 2) ( q + 2 ) = 0

=> q = - 2

Obviously, p \( \Large \geq \) q


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