At x = -4 and -8
Take the derivative of the given equation to find rate of change of the graph.
f'(x) = 6x^2 + 72x + 192
At a horizontal tangent, f'(x) = 0, so set the equation equal to 0 and solve. Eventually you get x = -4 and -8
The answer is d he traveled 198 miles over the span of 12 months driving to his friends house.
Answer:7.776
Step-by-step explanation:
4.8 is the answer hahehehehehehe sorry jus needs to be this many characters long
