Hello, Can someone show me how to show these and explain to me why? having trouble with these.

3. [-/3 Points] DETAILS SCALCET8 2.8.026. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function using the definition of derivative. 5 g (t ) = VE g'(t) = State the domain of the function. (Enter your answer using interval notation.) State the domain of its derivative. (Enter your answer using interval notation.) Need Help? Read It Submit Answer4. [-/3 Points] DETAILS SCALCET8 2.8.027. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function using the definition of derivative. g(x) = V7 -x g'(x) = State the domain of the function. (Enter your answer using interval notation.) State the domain of its derivative. (Enter your answer using interval notation.) Need Help? Read It Watch It Submit Answer5. [-/3 Points] DETAILS SCALCET8 2.8.029. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function using the definition of derivative. G() = 1 - 3t 6+t G'() = State the domain of the function. (Enter your answer using interval notation.) State the domain of its derivative. (Enter your answer using interval notation.) Need Help? Read It Watch It Submit Answer6. [-/3 Points] DETAILS SCALCET8 2.8.031. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function using the definition of derivative. f(x) = 5x4 F' ( X ) = State the domain of the function. (Enter your answer using interval notation.) State the domain of its derivative. (Enter your answer using interval notation.) Need Help? Read It Watch It Submit Answer7. [-/2 Points] DETAILS SCALCET8 2.8.041. The graph of fis given. State the numbers at which f is not differentiable. X = (smaller value) X = (larger value) 0 2 Need Help? Read It Submit Answer 8. [-/3 Points] DETAILS SCALCET8 2.8.049. The figure shows the graphs of f, f ', and f". Identify each curve. F 7 v a b X Need Help? Read It Watch It Submit