Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. If an answer cannot be expressed as an interval, enter EMPTY or .) f(x) = 3x3 _ 15 x2 increasing decreasing Need Help? Read It 5. [-/2 Points] DETAILS TANAPCALC10 4.1.023. MY NOTES PRACTICE ANOTHER Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. If an answer cannot be expressed as an interval, enter EMPTY or .) f ( x ) = . 3 11 x3 + 33x2 - 77x - 3 increasing decreasing Need Help? Read It 6. [-/2 Points] DETAILS TANAPCALC10 4. 1.025. MY NOTES PRACTICE ANOTHER Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. Enter EMPTY or @ for the empty set.) h(x) = x4 - 16x3 + 15 increasing decreasing Need Help? Read It 7. [-/2 Points] DETAILS TANAPCALC10 4.1.029. MY NOTES PRACTICE ANOTHER Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. If the answer cannot be expressed as an interval, enter EMPTY or .) 5t g(t) = t2 + 16 increasing decreasing Need Help? Read It