Answer:
a = 3, b = -15, c = 7, d = 0
Step-by-step explanation:
When x = 0, y = 0 therefore d = 0
When x = 1, y = -5 therefore a + b + c = -5
When x = 2, y = -22 therefore 8a + 4b + 2c = -22
When x = 3, y = -33 therefore 27a + 9b + 3c = -33
Solving simultaneously:
a = 3, b = -15, c = 7
