What is the Square Root of 121?
The square root of 121 (√121) is 11. 121 is a perfect square (11 × 11 = 121).
Exact Answer
√121 = 11
Principal Root (√121)
11
Real Roots
±11
Perfect Square?
Yes (11²)
Exponential Form
121^(1/2)
Step-by-Step Solution: √121 = 11
Step 1
Definition of Square Root
The square root of 121 is the number y such that y × y = 121.
√121 = 11
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Principal Root (√121) | 11 |
| Real Roots | ±11 |
| Perfect Square? | Yes (11²) |
| Exponential Form | 121^(1/2) |
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Frequently Asked Questions
Is 121 a perfect square?
Yes, 121 is a perfect square because 11 × 11 = 121.