[latex]72 ^{2} -27253+53 ^{2} [/latex][latex]112 ^{2} -211256+56 ^{2} [/latex][latex]82 ^{2} +28273+73 ^{2} [/latex]

Question

[latex]72 ^{2} -2*72*53+53 ^{2} [/latex] [latex]112 ^{2} -2*112*56+56 ^{2} [/latex] [latex]82 ^{2} +2*82*73+73 ^{2} [/latex]

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Ответ(ы) на вопрос:

Accepted Answer

1)72²-2*72*53+53²=(72-53)²=19²=361 2)112²-2*112*56+56²=(112-56)²=56²=3136 3)82²+2*82*73²=(82+73)²=155²=24025

[latex]72 ^{2} -2*72*53+53 ^{2} [/latex][latex]112 ^{2} -2*112*56+56 ^{2} [/latex][latex]82 ^{2} +2*82*73+73 ^{2} [/latex]