Iskandar Shah, M.H. , Anuar, M.F. , Mohd, S.M. , Mohamad Jan, N. , Masrul Hisham, M.R. , Mohd Idris, F. , Kaco, H. and Nakhma’Ussolikhah, N. 2024. Exploring Learning Gaps in the Functions Subtopic: A Study of Form 4 KSSM Additional Mathematics Pretest Results of Secondary School Students. Semarak International Journal of STEM Education. 3, 1 (Dec. 2024), 17–28. DOI:https://doi.org/10.37934/sijste.3.1.1728.