x^2=(1/3x^3-8^3)/(x-2)谢谢了,
(3x-2)(2x-3)=(6x+5)(x-1)谢谢了,
f(x)=(x^3-x^2)/(x-1)谢谢了,
x^2=(1/3x^3-8^3)/(x-2)谢谢了,
化简求值:x/x²+x×(x-2x+1/x+2),其中x=2√3-2谢谢了,
(x-4)(2x-1)=3(x-4)谢谢了,大神帮忙啊
y=(2x^3-x+1/x)^4的导数谢谢了,
求函数f(x)=x平方-3x+3,x∈[1,2]的最值谢谢了,
求和:Sn=1+3x+5x+7x+...+(2n-1)x^(n-1)谢谢了,
15X(3X-8)-4X(2X+3=6X(4X-4)-4谢谢!
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
(-x)乘(2x的平方-3x-1)等于多少/如题 谢谢了
(x+3)的平方-(X-1)(X+2)谢谢了,