The roots would be x=-5 and x=-4 but with that website you just do -5 and -4
(A*x + B*x^2 + C)*(E*x + F)
It is divided by 2 each time, and so your next number will be 4, since 8/2 = 4
C) 4
hope this helps :D
Answer:
f(x) = 8.14x + 300
Step-by-step explanation: