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Basic Mathematics QUESTION #4538
Question 1
What is $(\sqrt{a})^2$ for $a > 0$?
  • $a$✔️
  • $\sqrt{a}$
  • $a^2$
  • $2a$
Correct Answer Explanation
$(\sqrt{a})^2 = a$ for any positive $a$. The square and square root cancel each other.