解方程(1)9∧-x—2×3∧1— x=27 (2)6∧x+4∧x=9∧x
解方程:(x-14)/(x∧2-4)+x/(2-x)=1-2x/(x+2)
解方程:3/(x-1)-(x+2)/(x∧2-x)=0
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程:x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
解方程:2x+4x+6x...+100x=1-(x+3x+5x+...+99x)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
解方程6^x+4^x=9^x,9^(-x)-2*3^(1-x)=27
解方程 (3x+1)(3x-1)=(x+2)(9x-4) 2(x-3)(x-2)-(x+3)²=(x-1)(x
解方程(3x^2+9x+7)/(x+1)-(2x^2+4x-3)/(x-1)-(x^3+x+1)/(x^2-1)=0
方程(x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x^2+8x+9)+64=0
解方程 4x(3x-5)=9-2x(1-6x)