ovientabamarvel
ovientabamarvel ovientabamarvel
  • 03-05-2022
  • Mathematics
contestada

Find the sum of the first 20 term of the Series 5+8+11+14+....​

Respuesta :

XxAtomicxX
XxAtomicxX XxAtomicxX
  • 03-05-2022

Step-by-step explanation:

Sn=n/2(2a+(n-1)d). n=20

S20= 20/2 (2x5+(20-1)3 a=5

S20=10(10+57). d=8-5=3

S20=10x67

S20= 670

Hope this helps you

have a great day

Answer Link

Otras preguntas

A surveyor is standing at a distance of 50 feet from the base of a building. From this point, the angle of elevation to the top of the building is 30°. The hei
What story elements most clearly suggest mead is living in a dystopian society in "the pedestrian"
given sample a={1,2,3,4,5} how many items are in the complement of set b is b= all numbers greater then 2? 3 5 2 4
A toaster oven usually sells for $55. If the toaster oven is 20% off, and sales tax is 6%, what is the total price of the toaster oven, including tax?
the picture to the question is down below please help
One method to determine the monthly payment for a car loan is based on using future-value simple interest. To use this method, first find the sum of the princip
—Le recomiendo que le _____ a su guía más información sobre el museo, porque es estupendo. Question 11 options: pidió pedía pide pida
How offspring are produced in sexual reproduction
can someone help me and explain to me what to do
Last weekend, 5% of the tickets sold at seaworld were discount tickets. If seaworld sold 60 tickets in all, how many dicount tickets did it sell? Use the percen