(1){[(x^2)+7x+10]/[(x^3)-(x^2)-6x]}*{[(x^2)-2x-3]/[(x^2)+6x+
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/02 17:19:27
(1){[(x^2)+7x+10]/[(x^3)-(x^2)-6x]}*{[(x^2)-2x-3]/[(x^2)+6x+5]}
(2){[(x^2)-7x+6]/[(x^2)+3x-4]}/{[(x^2)-14x+48]/[(x^2)+10x+24]}*
{[(x^3)-(8x^2)]/[(x^2)y+6xy]}
(3){[8-6x+(x^2)]/[(x^2)-16]}/{[(x-2)/(4-3x)]^2}*{[(x^2)+2x-8]/
[(3x^2)-13x+12]}
(4){[(a^2)+ab-ac]/[(a^2)-ab]}*{[(a^2)+(b^2)-(c^2)-2ab]/[(a^2)+2ab
+b^2]}/{[(a^2)+2bc-(b^2)-(c^2)]/[(a^2)-(b^2)]}
(2){[(x^2)-7x+6]/[(x^2)+3x-4]}/{[(x^2)-14x+48]/[(x^2)+10x+24]}*
{[(x^3)-(8x^2)]/[(x^2)y+6xy]}
(3){[8-6x+(x^2)]/[(x^2)-16]}/{[(x-2)/(4-3x)]^2}*{[(x^2)+2x-8]/
[(3x^2)-13x+12]}
(4){[(a^2)+ab-ac]/[(a^2)-ab]}*{[(a^2)+(b^2)-(c^2)-2ab]/[(a^2)+2ab
+b^2]}/{[(a^2)+2bc-(b^2)-(c^2)]/[(a^2)-(b^2)]}
1)=(X+2)(X+5)(X-3)(X+1)/[X(X-3)(X+2)(X+1)(X+5)]
=1/X
2)=(X-6)(X-1)(X-6)(X-8)*X^2(X-8)/[(X+4)(X-1)(X+4)(X+6)XY(X+6)]
=X/Y*(X-6)^2*(X-8)^2/[(X+4)^2(X+6)^2]
=1/X
2)=(X-6)(X-1)(X-6)(X-8)*X^2(X-8)/[(X+4)(X-1)(X+4)(X+6)XY(X+6)]
=X/Y*(X-6)^2*(X-8)^2/[(X+4)^2(X+6)^2]
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
设函数f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10),
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
约分 (X的平方+4x+3)(2x-x)^/(X^+X)(X^+X-6),
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
已知 X=4- 根号3 求 (X*X*X*X-6X*X*X-2X*X+18X+23) / (X*X-8X+15)的值
x/x-3-5x/x^2-x-6计算
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
2x+3x+4x+5x+x+6x+7x=100
(x+2/x^2-x-6)-(2x/x^2-3x)-(x+1/x^2-6x+9)
x+10/x^2-4-x^2+2x+1/x^2-x-2+6x^2+7x+2/3x^2+8x+4