I believe the answer is 6
Either 4 times negative 20 and 4 times positive 5 x so....20x-16 orrrr 20x-80 (hope one of these help)
The vertex is where g(x) = 0
i.e. where 8(x^3)^2-7 is equal to x
who wrote this question, there aRE OBVIOUS errors.
Answer:
yes it is
Step-by-step explanation:
it is since there is a common ratio between each term