(iii) (a + b) (a-b) = d-Use the above formulae to fill proper t(ii) (2 – InterviewSolution

1.	(iii) (a + b) (a-b) = d-Use the above formulae to fill proper t(ii) (2x - 5y)2(i) (101) (1001)(iv) (93% (100-29-10000-- 20xy +
Answer» (x+2y)^2 =x^2 +4xy+4y^2(2x-5y)^2 =4x^2 -20xy +25y^2(101)^2=(100+1)^2=100^2 +200+1=10201

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