[问题] 方程式求解 kalamotoro PTT批踢踢实业坊

[问题] 方程式求解

楼主: kalamotoro (moko) 2014-09-24 21:38:05

In the figure,L1:x+2y-7=0 cut the x-axis at A.The x-intercept of another lineL
2 is -3. Supposed L'1 Is perpendicular with L2 and they intersect at P.
a)Find the equation of L2.
b)find the coordinates of A and P
c)Find the area of the shaded region.

作者: GirlInBlack ( 小蛋 ) 2014-09-25 02:14:00

作业要自己写 ^^;;;

继续阅读

Re: [问题] mathematica复杂输出问题GJ94ekm4 [问题] Export的精度问题bjiyxo Re: [问题] 座标转换alfadick [情报] Mathematica10 资讯提供horace327 [闲聊] Mathematica10比较卡?bjiyxo [心得] 线上开发MMA梦想成真jurian0101 [问题] 程式算很久一直解不出来ansen0988 [问题] 类似式子出现more input need 不知所以然e181280 [问题] 无法解出不等式pedestrianA [心得] 求解后代值 (/. //. -> :> :->)LPH66