Q: What is 138,721 squared (138,7212)

 A:
19243515841
Scientific Notation: 1.9243515841 x 1010


Why does 138,7212 = 19243515841?

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 138,721 x 138,721 = 19243515841


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138,7192138,7202138,7222138,7232
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