1) (y-1)(3y-5) = 0y1 = 1y2 = 5/3
2) (2y+1)(y+7) = 0y1 = -1/2y2 = -7
3) (67y-38)(y-1) = 0y1 = 38/67y2 = 1
4) (67y+38)(y-4) = 0y1 = -38/67y2 = 4
1) (y-1)(3y-5) = 0
y1 = 1
y2 = 5/3
2) (2y+1)(y+7) = 0
y1 = -1/2
y2 = -7
3) (67y-38)(y-1) = 0
y1 = 38/67
y2 = 1
4) (67y+38)(y-4) = 0
y1 = -38/67
y2 = 4