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(69842 x 69842 - 30158 x 30158) / (69842 - 30158) =?

Correct Answer: 100000

Explanation:

Given expression = [(69842)2 - (30158)2] / [(69842 - 30158)]
= [ (69842 - 30158) (69842 + 30158) ] / (60842 - 30158)
= 100000


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