Answer:
x= -1/8
Step-by-step explanation:
try using symbolab
f(- 6) = 70
To evaluate f(- 6) , substitute x = - 6 into f(x)
f(- 6) = 2(- 6)² - 2 = 2(36) - 2 = 72 - 2 = 70
answer is first option
wherein, a = 1, b = -3, c = -5
4.5