(3x+1)^2+(4x-1)^2=(5x-2)^2

Question

(3x+1)^2+(4x-1)^2=(5x-2)^2

Answer 1

Ну как то так

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Answer 2

(3x+1)^2+(4x-1)^2=(5x-2)^2

9x^2+6x+1+16x^2-8x+1=25x^2-20x+4

9x^2+16x^2-25x^2+6x-8x+20x=4-1-1

18x=2

ответ:2/18