0.345²+1.345²-0.345×2.69
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/22 18:33:10
0.345²+1.345²-0.345×2.69
![0.345²+1.345²-0.345×2.69](/uploads/image/z/1951788-12-8.jpg?t=0.345%26%23178%3B%2B1.345%26%23178%3B%EF%BC%8D0.345%C3%972.69)
0.345²+1.345²-0.345×2.69
=0.345²+(1+0.345)²-0.345×2.69
=0.345²+0.345²+2×0.345+1-0.345×2.69
=0.345(0.345+0.345+2-2.69)+1
=0+1
=1
=0.345²+(1+0.345)²-0.345×2.69
=0.345²+0.345²+2×0.345+1-0.345×2.69
=0.345(0.345+0.345+2-2.69)+1
=0+1
=1
0.345²+1.345²-0.345×2.69
简便计算:1.345²×0.345×2-1.345³-1.345×0.345²(过程详细+
1.345*0.345*2.69-1.345*1.345*1.345-1.345*0.345*0.345
1.345²-0.345×2.69+0.345²
1.345×0.345×2.69-1.345的三次方-1.345×0.345平方=
1.345×0.345×2.69—1.345^2-1.345×0.345^2等于多少
1.345×0.345×2.69-1.345的平方-1.345×0.345的平方
计算:1.345×0.345×2.69-1.345²-1.345×0.345²×2
计算1.345*0.345*2.69-1.345^2-1.345*0.345^2
1.345*0.345*2.69-1.345^3-1.345*0.345^2
运用整式乘法公式 0.345^2 +1.345^2-0.345*2.69
1.345的平方-0.345×2.69+0.345的平方