About: http://webisa.webdatacommons.org/148123022

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	If n is an even positive integer, how many digits of 1002n - 1002n-2 will be equal to 9 when the expression is expanded?(A) 2 (B) 4 (C) 8 (E) 2n (E) 2n - 42.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com