(x^4-8x^3-108x^2-252x-81)/(2x^4-12x^3-54x^2+144x+432)
(x^2+3x+9)/(x^2-9)+6x/(9x-x^2)-(x-1)/(6+2x)
1个回答
相关问题
-
(x2+3x+9)/(x2-27)+(6x)/(9x-x2)-(x-1)/(6+2x)
-
（1）2x/9-x² + 1/x-3 + 2/x²+6x+9
-
计算：（1）x2+9xx2+3x+x2−9x2+6x+9
-
x2+3x+9/x2-27+6x/9x-x2-x-1/6+2x 化简
-
计算:1/(x+1) * [(x-3)/(x^2 + 6x + 9) + 2/(3+x)] - x/(x^2 - 9)
-
(1-x/3-x)^2÷(x^2-6x+9/9-x^2)*1/x^2-2x+1
-
求化简：（x^2+3x+9)/(x^2-27)+(6x)/(9x-x^2)-(x-1)/(6+2x)
-
计算x2+9xx2+3x+x2−9x2+6x+9．
-
（1）化简： x 2 -9 x 2 +6x+9 • 1 2x-6