Question
(a) Explain why $(-\sqrt{n})^{2}$ is always non-negative, for $n \geq 0$(b) Explain why $-(\sqrt{n})^{2}$ is always non-positive, for $n \geq 0$
Step 1
Step 1: We are given $(-\sqrt{n})^{2}$ and we need to prove that it is always non-negative for $n \geq 0$. Show more…
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