> 数学 >
求解方程 3.14*6/5x^2-3.14*x^2=44
人气:356 ℃ 时间:2019-12-01 12:36:56
解答
3.14*6/5x^2-3.14*x^2=44
3.14x(6/5-1)x^2=44
3.14x1/5x^2=44
0.628x^2=44
x^2=44÷0.628
x^2= 70
x≈8.37
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版