(2x-1)^2=3(2x+1)解方程, (2x-1)^2=3(2x+1)解方程
(2x-1)^2=3(2x+1)解方程
西装骨骨 (2x-1)^2=3(2x+1)解方程
x=(5±根号(25+4×2×1)/-5x-1=0由求根公式;-10x-2=02x²-4x+1=6x+34x²(2x-1)^2=3(2x+1)4x²4=(5±根号33)/
4:x=(5+根号33)/右式左移4x^2-10x-2=0解方程得到,x=(5-根号33)/
(2x-1)^2=3(2x+1)
令2x-1=y 有y^2=3(y+2)y^2-3y-6=0y1=(3+根号33)/2y2=(3-根号33)/2x1=(5+根号33)/4x2=(5-根号33)/4
4x^2-4x+1-6x-3=0即4x^2-10x-2=0然后用求根公式
2x=4x-8 8=2x x=4 x÷2-6=x/3 x/2-x/3=6 x/6=6 x=36 3(2x-1)-2(1-x)=0 6x-3-2 2x=0 8x-5=0 8x=5 x=5/8 2x}