Square Root of 409 (√409 = 20.223748)

Exact Answer

√409 = 20.223748

Principal Root (√409)

20.223748

Real Roots

±20.223748

Perfect Square?

No (Irrational)

Exponential Form

409^(1/2)

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Step-by-Step Solution: √409 = 20.223748

Step 1

Definition of Square Root

The square root of 409 is the number y such that y × y = 409.

√409 = 20.223748

Summary & Alternative Representations

Property / Format	Value
Principal Root (√409)	`20.223748`
Real Roots	`±20.223748`
Perfect Square?	`No (Irrational)`
Exponential Form	`409^(1/2)`

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Frequently Asked Questions

Is 409 a perfect square?

No, 409 is not a perfect square; its decimal approximation is 20.223748.