如图,反比例函数y=8/x(x>0)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(1)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(2)若直线y=kx+b交双曲线于A,B两点,AC⊥y轴于C,BD⊥y轴于D,若BD=2AC,求△AOB面积.
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![如图,反比例函数y=8/x(x>0)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(1)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(2)若直线y=kx+b交双曲线于A,B两点,AC⊥y轴于C,BD⊥y轴于D,若BD=2AC,求△AOB面积.](/uploads/image/z/4336093-37-3.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%8F%8D%E6%AF%94%E4%BE%8B%E5%87%BD%E6%95%B0y%3D8%2Fx%28x%3E0%29%E7%9B%B4%E7%BA%BFy%3D-x%2B6%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BF%E4%BA%A4%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%2C%E6%B1%82%E2%96%B3AOB%E9%9D%A2%E7%A7%AF%EF%BC%881%EF%BC%89%E7%9B%B4%E7%BA%BFy%3D-x%2B6%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BF%E4%BA%A4%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%2C%E6%B1%82%E2%96%B3AOB%E9%9D%A2%E7%A7%AF%EF%BC%882%EF%BC%89%E8%8B%A5%E7%9B%B4%E7%BA%BFy%3Dkx%2Bb%E4%BA%A4%E5%8F%8C%E6%9B%B2%E7%BA%BF%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%2CAC%E2%8A%A5y%E8%BD%B4%E4%BA%8EC%2CBD%E2%8A%A5y%E8%BD%B4%E4%BA%8ED%2C%E8%8B%A5BD%3D2AC%2C%E6%B1%82%E2%96%B3AOB%E9%9D%A2%E7%A7%AF.)
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如图,反比例函数y=8/x(x>0)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(1)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(2)若直线y=kx+b交双曲线于A,B两点,AC⊥y轴于C,BD⊥y轴于D,若BD=2AC,求△AOB面积.
如图,反比例函数y=8/x(x>0)直线y=-x+6与双曲线交于A,B两点,求△AOB面积
(1)直线y=-x+6与双曲线交于A,B两点,求△AOB面积
(2)若直线y=kx+b交双曲线于A,B两点,AC⊥y轴于C,BD⊥y轴于D,若BD=2AC,求△AOB面积.
如图,反比例函数y=8/x(x>0)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(1)直线y=-x+6与双曲线交于A,B两点,求△AOB面积(2)若直线y=kx+b交双曲线于A,B两点,AC⊥y轴于C,BD⊥y轴于D,若BD=2AC,求△AOB面积.
求出AB交点坐标利用三角形的差求解