计算【1/(x-1)】-【1/(x+1)】-【2/(x^2+1)】+【4/(x^4+1)】
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 00:59:32
![计算【1/(x-1)】-【1/(x+1)】-【2/(x^2+1)】+【4/(x^4+1)】](/uploads/image/z/3698370-18-0.jpg?t=%E8%AE%A1%E7%AE%97%E3%80%901%2F%28x-1%29%E3%80%91-%E3%80%901%2F%28x%2B1%29%E3%80%91-%E3%80%902%2F%28x%5E2%2B1%29%E3%80%91%2B%E3%80%904%2F%28x%5E4%2B1%29%E3%80%91)
x){nu7L0ר5|0Qӆ8#_7M |"}*_`gC5dǪs^,k|0ڥ/f=h{:m`5xP [r5 ]yBDeH-0Gęt!TІk4ɠKX 9 ~qAb(Z :Qf
计算【1/(x-1)】-【1/(x+1)】-【2/(x^2+1)】+【4/(x^4+1)】
计算【1/(x-1)】-【1/(x+1)】-【2/(x^2+1)】+【4/(x^4+1)】
计算【1/(x-1)】-【1/(x+1)】-【2/(x^2+1)】+【4/(x^4+1)】
这个需要逐步通分.合并
【1/(x-1)】-【1/(x+1)】 -【2/(x^2+1)】+【4/(x^4+1)】
=(x+1)/(x²-1) -(x-1)/(x²-1) -【2/(x^2+1)】+【4/(x^4+1)】
=2/(x²-1)-【2/(x^2+1)】+【4/(x^4+1)】
=2(x²+1)/(x^4-1)-2(x²-1)/(x^4-1) +4/(x^4+1)
=4/(x^4-1)+4/(x^4+1)
=8x^4/(x^8-1)
计算【x-1】【x²+x+1】
计算:x/(1-x)-1/(x-3)
计算:|3-x|+|x-1|(x>5)
计算:x(x^2+x-1)-(x^2-x+1)
计算,e^x-1
计算:(x-1)(x-1)-(x+1)(x+1)
计算1/x(x+1).+1/(x+199)(x+200)
计算x平方+x+1+1-x分之x立方
计算 (x-1/x)/(x+1/x-2)
初二计算:x²/x-1+x/1-x
计算:x²+x+1-(x³)/(x-1)
计算:(3/x)+(x/x²-1)-(4/1-x)
计算:x(x-1)(x+1)(x+2)-24
计算:( x-1)/x÷[x-(1/x)]
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)