square form of 11 to 30
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Answer:
11^2=121
30^2=900
Step-by-step explanation:
11^2=(10+1)^2
=10(10+1)+1(10+1)
=100+10+10+1
=121
30^2=(30+0)^2
=30(30)+0(30)
=900+0
=900.
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