krystamt krystamt

10-02-2017
Mathematics

contestada

use the equation S=n(n+1) to find the sum of consecutive even numbers through 40.

Respuesta :

Ashvin1 Ashvin1

10-02-2017

40(40+1)
_______
2

=40×40+40×1
____________
2

=1640÷2
= 820

hope this clarifies;)

Answer Link

Otras preguntas

Iron nails do not get rusted when kept in distilled water even for a long time. Give reason

which part of the brain maintains posture and equilibrium of the body?

How do u Solve 2x2 + 2x2 + 2 - 2x2 =

Dustin collects football cards. He sells some of his cards. The prices are listed here. $3, $5, $5, $8, $8, $10, $10, $10, $40 What is their mean (average) pric

A number of students were asked this question: “How many cousins do you have?” The lowest answer given was 6. The highest answer given was 20. The total of all

1. Write about the nicest trip you have ever been on (12-14 lines) .

can you tell me what is papyrus?

differentiate between roughage and concentrate

Find the distance between the pair of parallel lines, y = -2x+1 & y = -2x+16.

Did Spain conquer the Incas and Aztecs for gold?