Memphis is a city found in Tennessee, The United States Of America. It is located 35.15 latitude and -90.05 longitude and it is situated at elevation 84 meters above sea level. Memphis has a population of 646,889 making it the biggest city in Tennessee. It operates on the CDT time zone.
It depends on how zero is used, adjective, noun, or verb. As a noun, zero is singular, zeros is plural. There is a zero in the comment bar. They could use ten zeros and it would still mean zero comment(s).
If r is a zero of a polynomial and the exponent on the term that produced the root is k then we say that r has multiplicity k. Zeroes with a multiplicity of 1 are often called simple zeroes. For example, the polynomial will have one zero, , and its multiplicity is 2.