(2009•兰州)如图,已知A(-4,n),B(2,-4)是一次函数y=kx+b的图象和反比例函数y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230557000951588/SYS201310212305570009515023_ST/0.png)
的图象的两个交点.
(1)求反比例函数和一次函数的解析式;
(2)求直线AB与x轴的交点C的坐标及△AOB的面积;
(3)求方程kx+b-
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=0的解(请直接写出答案);
(4)求不等式kx+b-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230557000951588/SYS201310212305570009515023_ST/2.png)
<0的解集(请直接写出答案).
考点分析:
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