Question

calculate the square root of 81​

Answer 1

Answer:

9

Step-by-step explanation:

FACTOR THE NUMBER: 81 = $9^{2}$

= $\sqrt{9^{2} }$

APPLY THE RADICAL RULE: $\sqrt{a^{2} }$ = a, a ≥ 0

$\sqrt{9^{2} }$ = 9

= 9

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I HOPE THIS HELPS (*^▽^*)