1.

Find the squares of each of the following if itis given :(a + b)2 = a2 + 2ab + b2 and (a - b)2 = a2 - 2ab + b2(i) 73(ii) 99​

Answer»

(70)2+(3)2 +2*70*3=5329

(100)2+(1)2-2*100*1=9801



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