Question
(4.88 × 5.76)2 - ?2 = 39.89 ×
19.86 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, (4.88 × 5.76)2 - ?2 = 39.89 × 19.86 (5 × 6)2 – 40 × 20 ~ ?2 900 – 800 ~ ?2 ? ~ 10
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Only a few daughters is child.
...
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Find the odd one out.
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Conclusions: Â Â Â Â
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