What is the Square Root of 77?
The square root of 77 (√77) is 8.774964. 77 is an irrational square root rounded to 8.774964.
Exact Answer
√77 = 8.774964
Principal Root (√77)
8.774964
Real Roots
±8.774964
Perfect Square?
No (Irrational)
Exponential Form
77^(1/2)
Step-by-Step Solution: √77 = 8.774964
Step 1
Definition of Square Root
The square root of 77 is the number y such that y × y = 77.
√77 = 8.774964
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Principal Root (√77) | 8.774964 |
| Real Roots | ±8.774964 |
| Perfect Square? | No (Irrational) |
| Exponential Form | 77^(1/2) |
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Frequently Asked Questions
Is 77 a perfect square?
No, 77 is not a perfect square; its decimal approximation is 8.774964.