help me to show the working with correct answer

SET 1 QUESTION 1 The function h is defined as h(x) = 4_?' *s1 (x' Inx, x> 1 Show that [ h(x) dx = 4In 2-15 [7 marks] Matribulast Johor (C3, CLO3, MQF LOD 6) QUESTION 2 (a) Find the integral of do . Provide your final answer as a single logarithm. [6 marks] (C3, CLO3, MQF LOD 6) Kerimuan Menana Jatlin by show that JT + cos 4x dox = 4 [4 marks] (C3, CLO3, MQF LOD 6)