Math, asked by anandmalgekar5594, 4 months ago

The method to solve (21)²

Answers

Answered by himanshukashyap0719
0

Step-by-step explanation:

 {(21)}^{2}  = ( {2}^{2}  )({1}^{2})  + 20 \times 1 \times 2 \\( 4)(01) + 40 \\  = 401 + 40 \\  = 41

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