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10. Let's apply, (a+b)2 + (a-b)2 = 2(a² + b^) 2.or abor (a+b) - (a-b)2 = 4aba + b 2tto find the following2.(i) Let's find st and (s?+t?) when s +t=12 and s-t = 8(ii) Let's find 8xy (x2 +y?) when (x + y) = 5 and (x-y) = 1(iii) Let's findx2 +y?when (x + y) = 9 and (x - y) = 52xy(iv) Let's express 36 as the difference of two squares [Hints, 36 = 4x94-922](v) Let's express 44 as the difference of two squares.(vi) Let's express 8x2 +50y as the sum of two squares.(vii) Let's express x as the difference of two squares.24+92​

Answer»

१८३८३८३+२८३८३ =2२७४८३२ ANSWER



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