thuyduongdo141
thuyduongdo141 thuyduongdo141
  • 14-06-2021
  • Mathematics
contestada

1+2+3+....+2012+2013

Respuesta :

vongoctrinh2002 vongoctrinh2002
  • 14-06-2021

Answer:

Un=n(n+1)/2

U=2013(2013+1)/2

U=2.027.091

Answer Link

Otras preguntas

True or False: clues that help us figure out the meaning of a word are always found in the same sentence where the unfamiliar word is located.
Which excerpt from Annabel Lee provides the best evidence to support the conclusion that Annabel Lee was loyal?
Ms. Jerome wants to buy identical boxes of art supplies for her 25 students. If she can spend no more than $375 on art supplies, what inequality describes the p
Which sentence contains symbolism? I can only imagine how the car got stuck so deep in this snow bank. The passengers in the back seat slid into each other as t
before 1948 native Americans in new mexico who lived on reservations were denied the right to vote because they
Read the excerpt from "Choice: A Tribute to Dr. Martin Luther King, Jr." by Alice Walker. The public acts of Dr. King you know. They are visible all around you.
Match each word with the phrase that best defines it. incorporate demographics modernize privatize ——————————————————— to change from government ownership to in
Help ASAP, with a explanation :)
what two QuickBooks Online payroll subscription levels include QuickBooks time
In 1950, zenith introduced the first tv remote control. What was it called? couch potato.