Questions 4-5: If f(x) = 3x3 - 8, find a formula for fl(x) and find the domain of fl 4. formula for fl(x): A B C = D A 5. domain of fl: A. (-00, 8) B. [3, 00) C. (-00, 00) D. [-8, 00)Question 1: Which the functions f(x), g(x) and h(x) is a one-to-one function? Circle the correct choice f(x) = -x5 g(x) = 2x2 h(x) = /x| A. g(x) is a one-to-one function B. f(x) is a one-to-one function C. f(x) and g(x) are one-to-one functions D. h(x) is a one-to-one function Questions 2-3: If , find a formula for fl(x) and find the domain of fl 2. fl(x): A. fl(x)=x2-1 B. fi(x)=x2+1 C. fl(x)=x-1 D. fl(x)=x2+x-1 3. domain of fl: A. [0, 00) B. (0, 00) C. [1, 00) D. (1, 00)