X ki power 4 16 July 8, 2019 16 32 64 128 Factorise x ki power 4 16 16 x ki power 4 1 16 x ki power 4 81 16 x ki power 4 54 x Lcm of x square 4 and x ki power 4 16 Integration of x square 4 upon x ki power 4 16 X power 4 formula X power x power 4 X power x power 4 = 64