Please help with the problems below

Question 1

1 Use the second derivative test to find the location of all local extrema in the interval 4m 1 9 for the function given below. If there is more than one local maxima or local minima, write each value of x separated by a comma. If a local maxima or local minima does not occur on the function, enter in the appropriate box. Enter answer using exact value. Provide your answer below: The local maxima occur at x Cl. The local minima occur atx