Question

Решите уравнение (х+3)^2=(х-5)^2

Answer 1

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Answer 2

(x+3)^2=(x-5)^2
x^2+6x+9=x^2-10x+25
x^2+6x+9-x^2+10x-25=0 сокращаем x^2, -x^2
16x-16=0
16x=16
x=1