express 121 as the sum of first 11 consecutive odd numbers
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11 multiply 11 I think
Answered by
2
LHS=1+3+5+7+9+11+13+15+17+19+21
RHS=121
LHS=1+3+5+7+9+11+13+15+17+19+21
=121=RHS (Proved)
RHS=121
LHS=1+3+5+7+9+11+13+15+17+19+21
=121=RHS (Proved)
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