a) y = (2/3)xk = 2/3, l = 0
б) y = -2k = 0, l = -2
в) y = (1/3)x + 3k = 1/3, l = 3
г) y = (2/3)xk = 2/3, l = 0
a) y = (2/3)x
k = 2/3, l = 0
б) y = -2
k = 0, l = -2
в) y = (1/3)x + 3
k = 1/3, l = 3
г) y = (2/3)x
k = 2/3, l = 0