Ex 6.2
Last updated at Nov. 12, 2021 by Teachoo
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Ex 6.2, 5 Find the sum : (a) ( 7) + ( 9) + 4 + 16 ( 7) + ( 9) + 4 + 16 = 7 9 + 4 + 16 Taking common = (7 + 9) + (4 + 16) = 16 + 20 = 20 16 = 4
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