Quick Answer

√81

√81 = 9. The square root of 81 is the number that, when multiplied by itself, equals 81. √81 = 9.

√81 = 9

How to Calculate √81

The square root of 81 is the number that, when multiplied by itself, equals 81. √81 = 9.

Find x where x² = 81√81 = 9

Verification9 × 9 ≈ 81

√81 = 9

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