Question

the value of (5x-2y)² will be
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Answer 1

$(5x - 2y) {}^{2} \\ (5x - 2y)(5x - 2y) \\ 5x(5x - 2y) - 2y(5x - 2y) \\ 25 {x}^{2} - 10xy - 10xy - 2 {y}^{2} \\ {25x}^{2} - 20xy - 2y {}^{2}$