Question: You are evaluating x 2 - y 2 where x = 12.1234 and y = 12.1111. If arithmetic operations are carried out to six significant

You are evaluating x²- y² where x = 12.1234 and y = 12.1111. If arithmetic operations are carried out to six significant figures (in decimal), does it matter whether you evaluate this expression as x² - y² or (x + y)(x - y)?

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