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mmilenochka
@mmilenochka
July 2022
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Помогите пожалуйста!!
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Koteileleyy
(х-3)^2-(x+3)(x-3)=x^2-6x+9-(x^2-9)=x^2-6x+9-x^2+9=-6x+18=-6*(-0.1)+18=0.6+18=18.6
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Екатериша1
X^2- 6x+ 9- x^2-9= -6x
если х равно -0,1, то минус на минус даст плюс, тогда 0,1*6=0,6
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Answers & Comments
если х равно -0,1, то минус на минус даст плюс, тогда 0,1*6=0,6