>
数学
>
用简便方法计算十九分之八乘七分之二加七分之二乘十九分之十�
人气：291 ℃ 时间：2020-04-16 16:53:40
解答
=8/19*2/7+2/7*10/19
=2/7*(8/19+10/19)
=2/7*18/19
=36/133
推荐
19.8乘101减19.8怎样用简便方法计算
2.4乘0.19+0.24乘8.1用简便方法计算
用简便方法计算：19.98*37-199.8*1.9+1998*0.82
19.8乘0.48用简便方法计算
4.19*99+4.19怎样用简便方法计算
1.求经过直线 L1：2x+y-5=0与L2：3x-2y-4=0的交点,且分别满足下列条件的直线方程.
能被3整除的数的特征是什么
He ___ swim last year. Now he ____to swim.I'm sure he ____he swim very well
猜你喜欢
高中函数单调性怎么判断?
πR+2R=15.42求R的值,列算式
如果反比例函数Y=X的2M^2+3M-6次方的图像在第二第四象限,求M的值
The boy often ____(swim) in the river near his home in summer.
已知函数y=(m-2)x^│m│+(m-3)(m+1),问当M为何值时,它是正比例函数?
william shakepeare was one of ___ in the world.A.the most famous writer B.the most famous writers
⑴当x为何值时,（x的绝对值+1）/（x-2)的值为正数?
求f（x）=xsinx的导函数和奇偶性?
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版
