Mathematics, 06.05.2021 22:10 Nweze1760

The number 21 X09 is equal to 22 000, correct to 2 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 2 significant figures. Find the value of X if 21 X0...