8.59+2.57+3.43+5.47怎么用低等式计算

8.59+2.57+3.43+5.47的简便计算 8.59+2.57+3.43+5.47怎么用低等式计算 简便计算：8.57-2.47+3.43+5.47 求一道数值分析课设题答案用形如a*exp(x)+b*sin(x)+c*ln(x)+d*cos(x)的函数按最小二乘原理拟合下列数据：X 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50Y 1.28 1.65 2.12 2.72 3.43 2.80 3.53 4.46 5.47 5.89楼顶裸奔谢~ 71.2-8.59-1.41简便计算 简算:2.57+13.99 2.57乘以4. 2.57英语怎么读 4.8+2.57+3.64tijdksfljslsaknvjkrfhbfdbfhdsjfhsdjkfhdjskfhsdjkhfjdskhfkjsdhfjsdhkfjhdskjfhdsjfhksdhfdsjkfhjshfjhfjdjddddddddddddddddddddddddddddddddddddddddddddddjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj 18.32-5.47-4.32 简便计算 5.26+3.43+0.74 简便计算 3.43*2.5*0.24简便计算 6.88×3.43+ 6.86×1.56= 8.59+4.75-9.68的简便运算 简算 3.64-8.43+（9.36-2.57) 简便计算：7.56+3.42-7.5+3.43 (95.43-3.43)*1.43的简便计算方法 简便运算：9.43-（1.25+3.43）