Gough Lambert

12/19/2023 · Senior High School

Find the intervals on which \( f(x) \) is increasing and the intervals on which \( f(x) \) is decreasing. Then sketch the graph. Add horizontal tangent lines. \( f(x)=x^{4}-72 x^{2} \) Aelect the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The function is increasing on (Type your answer using interval notation. Use a comma to separate answers as needed.) B. The function is never increasing.