Please I need help with question 5,6,7,8

7. [-/1 Points] SCALCCC4 2.7.031. 5. [-/1 Points] DETAILS DETAILS SCALCCC4 2.7.021. MY NOTES ASK MY NOTES ASK Y( You are given the following function. If f ( x) = x4 + 8x, find f'(x). f(t) = 8t - 6+2 f ' ( x ) = (a ) Find the derivative of the function using the definition of derivative. f' ( t ) = Submit Answer (b) State the domain of the function. (If you need to use -co or co, enter - INFINITY or INFINITY.) ? v ? v 8. [-/1 Points] DETAILS SCALCCC4 2.7.037. MY NOTES ASK YO (c) State the domain of its derivative. (If you need to use -co or co, enter -INFINITY or INFINITY.) The graph of f is given. State the numbers at which f is not differentiable. ? v ? v X = ( smaller value) X = (larger value) Submit Answer 6. [-/1 Points] DETAILS SCALCCC4 2.7.025. MY NOTES ASK Y You are given the following function. g(x) = V3 + 10x (a) Find the derivative of the function using the definition of derivative. g ' ( x ) = Submit Answer (b) State the domain of the function. (If you need to use -co or co, enter - INFINITY or INFINITY.) 9. [-/3 Points] DETAILS SCALCCC5 2.7.055. MY NOTES ASK Y ? v ? v The figure shows the graphs of three functions. One is the position function of a car, one is the velocity of (c) State the domain of its derivative. (If you need to use -co or co, enter -INFINITY or INFINITY.) is its acceleration. Identify each curve. and explain vour choices. ? v