Daso Peter Ojimba Department of Mathematics/Statistics, Faculty of Natural and Applied Sciences, Ignatius Ajuru University of Education, Port Harcourt, Nigeria
Zalmon Ibaan Gogo Department of Mathematics/Statistics, Faculty of Natural and Applied Sciences, Ignatius Ajuru University of Education, Port Harcourt, Nigeria
Obediah Abasiama Ekeneoriono Courage Group of Schools, Nkpor-Rumuolumeni, Port Harcourt