Hi I need help with questions 5-8 please

7:44 a webassign.net 5. [-/2 Points] DETAILS TANAPMATH7 10.5.010.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER What are the dimensions of a closed rectangular box that has a square cross section, a capacity of 150 in., and is constructed using the least amount of material? (Round your answers to two decimal places.) in 6. [-/2 Points] DETAILS TANAPMATH7 10.2.074.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the relative extrema, if any, of the function. Use the Second Derivative Test if applicable. (If an answer does not exist, enter DNE.) f(t ) = 2+ + relative maximum (t, n) = relative minimum (t , n) = 7. [-/1 Points] DETAILS TANAPMATH7 10.3.044.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Sketch the graph of the function using the curve-sketching guidelines of this section. f(t ) = 414 + 5+3 3 -1 -1 -2 O O 3 -1 -2 -2 O O Need Help? Watch It 8. [-/2 Points] DETAILS TANAPMATH7 10.3.016.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the horizontal and vertical asymptotes of the graph of the function. (You need not sketch the graph. If an answer does not exist, enter DNE.) t+ 6 g(t) = 8t - 6 horizontal asymptote y = vertical asymptote t = + 2