一次函数y=kx+k过点(1,4),且分别与x轴,y轴交于A,B点.一次函数y=kx+k过点(1,4),且分别与x轴、y轴交于A、B点.(1)求k的值,并在直角坐标系中画出一次函数的图像(2)求过B点,且垂直于AB的直线l的解
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![一次函数y=kx+k过点(1,4),且分别与x轴,y轴交于A,B点.一次函数y=kx+k过点(1,4),且分别与x轴、y轴交于A、B点.(1)求k的值,并在直角坐标系中画出一次函数的图像(2)求过B点,且垂直于AB的直线l的解](/uploads/image/z/12669858-18-8.jpg?t=%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dkx%2Bk%E8%BF%87%E7%82%B9%281%2C4%29%2C%E4%B8%94%E5%88%86%E5%88%AB%E4%B8%8Ex%E8%BD%B4%2Cy%E8%BD%B4%E4%BA%A4%E4%BA%8EA%2CB%E7%82%B9.%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dkx%2Bk%E8%BF%87%E7%82%B9%281%2C4%29%2C%E4%B8%94%E5%88%86%E5%88%AB%E4%B8%8Ex%E8%BD%B4%E3%80%81y%E8%BD%B4%E4%BA%A4%E4%BA%8EA%E3%80%81B%E7%82%B9.%EF%BC%881%EF%BC%89%E6%B1%82k%E7%9A%84%E5%80%BC%2C%E5%B9%B6%E5%9C%A8%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%E7%94%BB%E5%87%BA%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0%E7%9A%84%E5%9B%BE%E5%83%8F%EF%BC%882%EF%BC%89%E6%B1%82%E8%BF%87B%E7%82%B9%2C%E4%B8%94%E5%9E%82%E7%9B%B4%E4%BA%8EAB%E7%9A%84%E7%9B%B4%E7%BA%BFl%E7%9A%84%E8%A7%A3)
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