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Answer»

we have 2 multiply croosly and then subtract u will get the answer like -3 because (1×1)-(2×2)= -3

(1×1)-(2×2)=1-4=-3 this is the answer

1(1) - 2(2) =1-4=-3

1^1=1; (2×2)=(4); 4-1=3



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