Situmorang, N. S. P. ., Panjaitan, S. M. ., Pangaribuan, L. R. ., Situmorang, A. S. ., & Hutauruk, A. J. B. . (2025). APPLICATION OF THE DISCOVERY LEARNING MODEL MATLAB-ASSISTED TO IMPROVE THE MATHEMATICAL REPRESENTATION ABILITY OF GRADE X . Dharmas Education Journal (DE_Journal), 2(1). https://doi.org/10.56667/dejournal.v2i1.693