Q: What is 139,640 squared (139,6402)

 A:
19499329600
Scientific Notation: 1.94993296 x 1010


Why does 139,6402 = 19499329600?

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 139,640 x 139,640 = 19499329600


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