rookie0181 rookie0181

23-08-2018
Mathematics

contestada

The sum of an 84 number series is -7980 what is the sum of the first and last the numbers

Respuesta :

Shaswat221005 Shaswat221005

23-08-2018

Since, it is not mentioned which kind of series is it, I am assuming it to be an A.P. and will solve for the Same:
Sum = Number of terms (First Term+Last Term)/2
First Term+Last Term= -7980*2/84= -190

Answer Link

Otras preguntas

If you classify individuals by type of cerebral palsy, this variable would be considered.

John has been feeling ill all day. He arrives home from work and takes his temperature. Unfortunately, the thermometer shows his temperature in Celsius, and he

Substances composed of atoms that all have the same number of protons are called:.

2023 murano’s available intelligent awd adjusts the ________ to help maintain cornering control.

C The graph of f(x) is shown. O-4,0,2 For what values of x does f(x) = 0? O-2.0.4 O-5.0.17 45 O-17.0.5 40 bcpp

what helped mike vilhauer survive the ordeal that he faced PLS HELP

What statement is true of gossip and story-telling

When the absolute value of slope gets bigger the graph of the line gets ???

What is the relation between the variables in the equation a. varies inversely as y b.xvaries directly as y Please select the best answer from the choices provi

When testing the temperature of catalase, what would happen if you changed the temperature using the same tube with the same catalase and hydrogen oxide mixture