Question

X²/(10+X)(1-X)=0.178

X²/(10+X)(1-X)=0.178求详细的解题步骤，谢谢！
help

Answer 1

X²=0.178(10+X)(1-X)

X²=-0.178X²-1.602X+1.78

1.178X²+1.602X-1.78=0

接下来套公式就好了

追问

数学全还给老师了TT,麻烦你说下套用哪个公式？？？谢谢！