Mathematics
Mathematics, 20.09.2020 16:01, lizzyyyvv

The number 21 X09 is equal to 22,000, correct to 3 significant figures. Find the value of x if 21 X09 is a perfect square

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The number 21 X09 is equal to 22,000, correct to 3 significant figures. Find the value of x if 21 X0...

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