need help in the following [h] Consider the function HI) 2 'ti:5 1113. {i} Find the zitintercepts and vintercepts. [2 marks) {ii} Find the intervals

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need help in the following

[h] Consider the function HI) 2 'ti:5 1113. {i} Find the zitintercepts and vintercepts. [2 marks) {ii} Find the intervals over which the function Hz) is increasing and the intervals on which it is decreasing. [3 marks) (iii) Find local minimumg'maximum points. [3 marks) {iv} Find the intervals over which the function f[1) is concave upwards and the intervals on which it is concave downwards. [3 marks] (v) Determine the points of inflection of ftIJ- [2 marks] {vi} Sketch HI) showing all intercepts, turning points and points of inflection. {2 marks}