Greg16777 Greg16777

11-04-2018
Mathematics

contestada

Find the sum of the integers from -2007 through +2009

Respuesta :

Аноним Аноним

11-04-2018

This is an arithmetic sequence with first term -2007 and common difference of 1. and last term = 2009. Total number of terms = 2008 + 2009 = 4017

Sn = (n/2)(a + l)

Sum (4017/2) ( -2007 + 2009) = 4017 * 2 / 2 = 4017 Answer

Answer Link

Otras preguntas

Which statement best compares Mercury and Earth? A.Mercury has very little atmosphere, but Earth has an atmosphere consisting of oxygen. B.Mercury is very cold,

Rewrite the following sentences using vivid adjectives and avoiding slang and nonstandard English. The horse ran fast as the other horses ran fast, too.

If all of the diagonals are drawn from a vertex of a hexagon, how many triangles are formed?

BRAINIEST FIRST ONE WHO RIGHT AND ASAP 67 POINTS REMEMBER ASAP!!!!!!!!!!! A person has developed a condition where his heart valves are damaged. Use complete se

which of the following represents the formula that could be used to find the height of the cone

So I need help. If I were to be sending a letter 1oz or less to Australia, what would I have to do? I got stamps. Do I just put it in the mailbox with the stamp

Feelings towards Munich agreement ?

Someone please help me?

Who fired first at the Boston Massacre? A. The French B. The Americans C. The British D. The Canadians

An airplane flies 930 miles in 75 minutes. how many miles does it fly in 5 hours and 45 minutes assuming a constant speed?