02.04.2022

(x+4)(x-5)+(x-3)^2 Решите пж

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(x+4)(x-5)+(x-3)^2 Решите пж

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(x+4)(x-5)+(x-3)^2=x+4*x-5+x^2-6x+9=x^2-5x+4x-20+x^2-6x+9=2x^2-7x-20+9=2x^2-7x-11 ответ: 2x^2-7x-11

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