step-by-step explanation:
y = | -2(-2) | ā y = | 4 | ā y = 4 ā (-2, 4)
y = | -2(-1) | ā y = | 2 | ā y = 2 ā (-1, 2)
y = | -2(0) | ā y = | 0 | ā y = 0 ā (0, 0)
y = | -2(1) | c ā y = | -2 | ā y = 2 ā (1, 2)
y = | -2(2) | ā y = | - 4 | ā y = 4 ā (2, 4)