Ответ:
-19 4/9
Объяснение:
x=1/5=0,2
(x+2)/x -x/(x-2) +(x+2)/(x³-2x²)=((x+2)(x-2)-x²)/(x(x-2)) +(x+2)/(x²(x-2))=(x(x²-4-x²)+x+2)/(x²(x-2))=(-4x+x+2)/(x²(x-2))=(2-3x)/(x²(x-2))=(2-3·0,2)/(0,2²(0,2-2))=(2-0,6)/(0,04·(-1,8))=140/4 ·(-10/18)=-350/18=-175/9=-19 4/9
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Answers & Comments
Ответ:
-19 4/9
Объяснение:
x=1/5=0,2
(x+2)/x -x/(x-2) +(x+2)/(x³-2x²)=((x+2)(x-2)-x²)/(x(x-2)) +(x+2)/(x²(x-2))=(x(x²-4-x²)+x+2)/(x²(x-2))=(-4x+x+2)/(x²(x-2))=(2-3x)/(x²(x-2))=(2-3·0,2)/(0,2²(0,2-2))=(2-0,6)/(0,04·(-1,8))=140/4 ·(-10/18)=-350/18=-175/9=-19 4/9