Question
(24.98)2 = ?2Â +
(14.99)2 What approximate value will come in place of the question mark (?) in the following question?(Note: You are not expected to calculate the exact value.)Solution
ATQ, (24.98)2 = ?2 + (14.99)2 252 ~ ?2 + 152 ?2 ~ 625– 225 ?2 ~ 400 ?~ √400 ? ~ 20
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