KIBU2022-05-312022-05-312021-10-04http://erepository.kibu.ac.ke/handle/123456789/5203MAT 252:Engineering mathematicsenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/MAT 252:Engineering mathematicsEngineering mathematicsMAT 252Other