函数y1=k1x+b1与y2=k2x+b2满足b1<b2,且k1×k2<0的两直线的图像为()http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/3d00ccc7890dec18b319a8a2.jpghttp://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/a
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/05 13:41:12
函数y1=k1x+b1与y2=k2x+b2满足b1<b2,且k1×k2<0的两直线的图像为()http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/3d00ccc7890dec18b319a8a2.jpghttp://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/a
函数y1=k1x+b1与y2=k2x+b2满足b1<b2,且k1×k2<0的两直线的图像为()
http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/3d00ccc7890dec18b319a8a2.jpg
http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/5ffcb2cc16ba2f5a7f3e6fa1.jpg
http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/b1c269d57ee4149e572c84a2.jpg
http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/5a64fb264433eabed7cae2a2.jpg
函数y1=k1x+b1与y2=k2x+b2满足b1<b2,且k1×k2<0的两直线的图像为()http://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/abpic/item/3d00ccc7890dec18b319a8a2.jpghttp://hiphotos.baidu.com/%B2%D0%B4%E6%B5%C4%BC%C7%D2%E4%D8%BC/a
b1
5x-1/6=1/2
5x=1/2+1/6
5x=2/3
x=2/3÷5
x=2/15查表或者计算器
=lg99999/lg5约等于7.153447852145821534152123