Q: What is 21,409 squared (21,4092)

 A:
458345281
Scientific Notation: 4.58345281 x 108


Why does 21,4092 = 458345281?

When you're trying to find what a number is when squared, you take the number and multiple it by itself.

So, that means you take 21,409 x 21,409 = 458345281


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