gryffindorgirl975 gryffindorgirl975

22-07-2021
Mathematics

contestada

Find the sum of the arithmetic sequence.

-1, 2, 5, 8, 11, 14, 17

Respuesta :

samanthamazariego1 samanthamazariego1

22-07-2021

Answer:

56

Step-by-step explanation:

Add:

-1 + 2 + 5 + 8 + 11 + 14 + 17

Separate them to be a little easier(Cross out while you go):

( 8 + 2 ) + ( 11 + 5 ) + ( 17 + -1) + 14

( 10 + 16 ) + ( 16 + 14 )

26 + 30

56

Hope this helps

Answer Link

Otras preguntas

3/14 of 10/9 = 5/21 is this right??

find the sum of 12.56 and 45.89

To help you move, skeletal muscle is attached to

assume the substance has a half-life of 11 years and the initial amount is 126 grams.How long will it be until only 15 % remains?

Please can some one explaine fore me What is work done

how do you work out the value of "d" in the equation: 7d=4d+21?

What Does "Bun in the Oven" Mean?

Snow was quickly piling up on the ground. Wind howled through the trees. Karen wrapped a planket around her and sighed as she watched the snow through her bedro

what branch of government makes the laws

The difference of seven halves and six quarters is multiplied by negative two fifths. Find this rational number.