Square Root of 422 (√422 = 20.542639)

Exact Answer

√422 = 20.542639

Principal Root (√422)

20.542639

Real Roots

±20.542639

Perfect Square?

No (Irrational)

Exponential Form

422^(1/2)

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Step-by-Step Solution: √422 = 20.542639

Step 1

Definition of Square Root

The square root of 422 is the number y such that y × y = 422.

√422 = 20.542639

Summary & Alternative Representations

Property / Format	Value
Principal Root (√422)	`20.542639`
Real Roots	`±20.542639`
Perfect Square?	`No (Irrational)`
Exponential Form	`422^(1/2)`

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Frequently Asked Questions

Is 422 a perfect square?

No, 422 is not a perfect square; its decimal approximation is 20.542639.