(3x–4)(x+2)–(x+5)(x–3)求解
(3x–4)(x+2)–(x+5)(x–3)求解
7x-3(2/3x+1/5x)-(x+2/5x)+2x 求解?
2(x-3)=3x(x-3)求解 x²-4x+2=0
(3x–4)(x+2)–(x+5)(x–3)
1/(X+2)+1/(X+5)=1/(X+3)+1/(X+4)江湖救急,方程求解!
(X²+3X-3)(X²+3X+4)求解,因式分解
求解(x²-4/x²-4x+4 +2-x/x+2)除以x/x-2等于多少
(x+2/x+1)-(x+4/x+3)-(x+3/x+2)+(x+5/x+4)
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
(3X-1)(X+2)=11X-4方程求解
Ё求解一道方程,x^2-4(1-2x)^2+x+3(1-2x) =1