(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 09:37:30
(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)(4/X+2)+(16X^3/X^4

(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)
(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)

(4/X+2)+(16X^3/X^4-16)+(8X/X^2+4)+(4/X-2)
4/X+2)+(16X^3/X^2-16)+(8X/X^2+4)+(4/X-2) =[4(x-2)+4(x+2)/(x+2)(x-2)+8x/(x^2+4)+16x^3/(x^4-16) =8x/(x^2-4)+8x/(x^2+4)+16x^3/(x^4-16) =8x(x^2+4+x^2-4)/(x^2+4)(x^2-4)+16x^3/(x^4-16) =16x^3/(x^4-16)+16x^3/(x^4-16) =32x^3/(x^4-16)

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