6x²+6x-24=0x²+x-4=0(x+1/2)²=17/4所以x+1/2=根号17/2或x+1/2= - 根号17/2所以x=根号17 -1/2 或x= - 根号17 -1/2
6x^2+6x-24=0x^2+x-4=0(x+1/2)^2 = 17/4x+1/2 = ±√17/2x = (-1±√17)/2
6x²+6x-24 = 0x²+x-4 = 0x = (-1±√17)/2
奋发图强 奋发图弓虽
分解