Answer:
4x equals 24 so x equals 6
Step-by-step explanation:
Answer:
picture too bad sorry
Step-by-step explanation:
The only that has the shape of the one below.
y = -4(x^3 + 7x^2+8x - 16)
Let x = 1
y = - 4(1 + 7 + 8 - 16)
y = 0
y = -4(x -1)(x^2 + 8x + 16)
y = -4(x - 1)(x + 4)^2