5.2 × 109
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The standard notation of 5 squared (5x5 or 52) is 25
1 billion is 1000000000 9 billion is 9000000000 8 hundred 52 thousand is 852000 Hence total is 9000000000 0000852000 __________ 9000852000
Standard form is a way of writing down very large or very small numbers. It is not too useful for 52 which is 25. But we would write it as 2.5x10. That is the standard form.
It is 52,000,000,000.
52/1000 = 5.2*10-2 in scientific notation