(x-10)^2-x (x+80), при х=0,97

Question

(x-10)^2-x (x+80), при х=0,97

Comments

срочно

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решите

Answer 1

(x-10)^2-x(x+80)
x^2-20x+100-x^2+80x
60x+100 , при x=0,97
60•0,97+100=58,2+100=158,2