Делаем замену
Ответ:
( x+9)÷x²+18x+81/x-9 = (x+9)÷x² +18 +9 /x-1 = (x+9)÷x +18 +9/-1 =(x +9)÷-x -8-9 = x+9÷(-x)-8-9 = 9x÷(-x) -8-9 = 9x÷(-x)-17=9x ÷ -17x;
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Answers & Comments
Делаем замену
Ответ:
( x+9)÷x²+18x+81/x-9 = (x+9)÷x² +18 +9 /x-1 = (x+9)÷x +18 +9/-1 =(x +9)÷-x -8-9 = x+9÷(-x)-8-9 = 9x÷(-x) -8-9 = 9x÷(-x)-17=9x ÷ -17x;