1.

By observing the given pattern, find the value of missing number.\[{{\left( 11 \right)}^{2}}\]=121\[{{\left( 101 \right)}^{2}}\]= 10201\[{{\left( 1001 \right)}^{2}}\]= 1002001\[{{\left( 100001 \right)}^{2}}\]= _______ 

A. 100002000001             
B. 100020001
C. 1000200001       
D. 10000020001
E. None of these
Answer» B. 100020001


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