一般形式:
0.0485x²+0.097x-0.0315=0
计算:
(1+x)²=8%/4.85%
1+x≈±1.2843225981358710900708074118241
x=0.2843225981358710900708074118241
或者x=-2.2843225981358710900708074118241
一般形式:
0.0485x²+0.097x-0.0315=0
计算:
(1+x)²=8%/4.85%
1+x≈±1.2843225981358710900708074118241
x=0.2843225981358710900708074118241
或者x=-2.2843225981358710900708074118241