[0/1 Points] DETAILS PREVIOUS ANSWERS SCOLALG7 2.5.008. MY NOTES Determine whether the given function is linear. If the function is linear, express the function in the form f(x) = ax + b. (If the function is not linear, enter NOT LINEAR.) f(x) = 7 4x :x f(X) = Show My Work (Optional) @ Submit Answer [I1 Points] DETAILS SCOLALG7 2.5.009. MY NOTES Determine whether the given function is linear. If the function is linear, express the function in the form f(x) = ax + b. (If the function is not linear, enter NOT LINEAR.) f(x) = x(3 x) Show My Work (Optional) @ Submit Answer {-11 Points] DETAILS SCOLALG7 2.5.010. MY NOTES Determine whether the given function is linear. If the function is linear, express the function in the form f(x) = ax + b. (If the function is not linear, enter NOT LINEAR.) f(x)=\\/+2 : f(X) =