x-x的平方=0.06 求x
问题描述:
x-x的平方=0.06 求x
答
x^2-x+0.06=0 (x-0.5)^2-0.19=0 (x-0.5+√ 19/10)(x-0.5-√ 19/10)=0 x1=0.5-√ 19/10=0.064 x2=0.5+√ 19/10=0.936
x-x的平方=0.06 求x
x^2-x+0.06=0 (x-0.5)^2-0.19=0 (x-0.5+√ 19/10)(x-0.5-√ 19/10)=0 x1=0.5-√ 19/10=0.064 x2=0.5+√ 19/10=0.936