计算:1\x+2-1\x-2+2\x^2-4要过程,麻烦各位大侠了.最好在五分钟之内回复我!
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/17 14:16:30
计算:1\x+2-1\x-2+2\x^2-4要过程,麻烦各位大侠了.最好在五分钟之内回复我!计算:1\x+2-1\x-2+2\x^2-4要过程,麻烦各位大侠了.最好在五分钟之内回复我!计算:1\x+2
计算:1\x+2-1\x-2+2\x^2-4要过程,麻烦各位大侠了.最好在五分钟之内回复我!
计算:1\x+2-1\x-2+2\x^2-4
要过程,麻烦各位大侠了.
最好在五分钟之内回复我!
计算:1\x+2-1\x-2+2\x^2-4要过程,麻烦各位大侠了.最好在五分钟之内回复我!
=(x-2)/(x+2)(x-2) -(x+2)/(x+2)(x-2)+2/(x+2)(x-2)
=[(x-2)-(x+2)+2[/(x+2)(x-2)
=-2/(x+2)(x-2)
计算:x(x^2+x-1)-(x^2-x+1)
计算 (x-1/x)/(x+1/x-2)
计算:x(x-1)(x+1)(x+2)-24
Lim(x>1) x-1/x^2+x-2.计算
计算(x+1)(x+2)(x+3)(x+4)
计算:(x+1)(x-2)(x-3)(x-6)
计算 x(x+3)-(x-1)(x-2)
如何计算 (x+1)(x+2)(x+3)(x+4)
计算(X-1)(X-2)(X-3)(X-4)
(x-1)(x-2)(x-3)(x-4)-24计算
计算:1-2x+x^2/x-x^3*xy+x^2y/x-x^2
计算:x/(x-1)-(x+3)/(x^-1)*(x^2+2x+1)/(x+3)
计算:[(x^2 - 4)/(x^2 - x - 6) + (x+2)/(x-3)] / (x+1)/(x-3)
(x-2)^2-(x-1)/(x-2)+(x+1)/(x^2-x-2)计算
计算:x^2+1/x^2-1 减 x-2/x-1 除 x-2/x
计算 2+x+3/x-1*x^2-2x+1/x^2+6x+9
计算,X(3x-2)(x+1)-2x(x-2)(x+2)
计算:4x(x^2-2x-1)+x(2x+5)(5-2x)