Math, asked by sujitkumar09270, 8 months ago

Expand : ( 7× - 2y )²​

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Answered by nitashachadha84
6

 {(7 \times  - 2y)}^{2}  \\  \\  = 49 \times  - 4 {y}^{2}  \\  \\  =   { - 196y}^{2}

Answered by mathsolutions680
2

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