一.已知一个正比例函数y=kx(k是常数,k≠0),且当-3≤x≤1时,对应的y值的范围是-1≤y≤1/3,求k的值._____,由题意得x=-3时,y=-1;x=1时,y=1/3,所以____在函数y=kx(k是常数,k≠0)的图像上,讲____代入_____中,得
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![一.已知一个正比例函数y=kx(k是常数,k≠0),且当-3≤x≤1时,对应的y值的范围是-1≤y≤1/3,求k的值._____,由题意得x=-3时,y=-1;x=1时,y=1/3,所以____在函数y=kx(k是常数,k≠0)的图像上,讲____代入_____中,得](/uploads/image/z/8463692-20-2.jpg?t=%E4%B8%80.%E5%B7%B2%E7%9F%A5%E4%B8%80%E4%B8%AA%E6%AD%A3%E6%AF%94%E4%BE%8B%E5%87%BD%E6%95%B0y%3Dkx%EF%BC%88k%E6%98%AF%E5%B8%B8%E6%95%B0%2Ck%E2%89%A00%EF%BC%89%2C%E4%B8%94%E5%BD%93-3%E2%89%A4x%E2%89%A41%E6%97%B6%2C%E5%AF%B9%E5%BA%94%E7%9A%84y%E5%80%BC%E7%9A%84%E8%8C%83%E5%9B%B4%E6%98%AF-1%E2%89%A4y%E2%89%A41%2F3%2C%E6%B1%82k%E7%9A%84%E5%80%BC._____%2C%E7%94%B1%E9%A2%98%E6%84%8F%E5%BE%97x%3D-3%E6%97%B6%2Cy%3D-1%3Bx%3D1%E6%97%B6%2Cy%3D1%2F3%2C%E6%89%80%E4%BB%A5____%E5%9C%A8%E5%87%BD%E6%95%B0y%3Dkx%28k%E6%98%AF%E5%B8%B8%E6%95%B0%2Ck%E2%89%A00%29%E7%9A%84%E5%9B%BE%E5%83%8F%E4%B8%8A%2C%E8%AE%B2____%E4%BB%A3%E5%85%A5_____%E4%B8%AD%2C%E5%BE%97)
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