In this paper we find zero-free regions of a special class of polynomials when their coefficients are restricted to certain conditions. We also find bounds for the number of their zeros in some annular regions.
M. H. Gulzar , A.W.Manzoor , Ajaz Wani (2017); Zero-Free Regions and Number of Zeros in Annular Regions of Polynomials with Restricted Coefficients;
Int J Sci Res Publ 7(6) (ISSN: 2250-3153). http://www.ijsrp.org/research-paper-0617.php?rp=P666531