jacquelynanoval
jacquelynanoval jacquelynanoval
  • 02-08-2016
  • Mathematics
contestada

PLEASE HELP

Find an equation for the nth term of the arithmetic sequence.

a18 = 97, a20 = 281

Respuesta :

CollinStanley
CollinStanley CollinStanley
  • 02-08-2016
a20-a18=a1+19d-a1-17d=2d =281-97 so d=92
Answer Link

Otras preguntas

A _____ is a note that can be added to a document or presentation without making any changes to the text itself. a. addition b. suggestion c. comment d. inse
To be considered sovereign, the state must a. control its borders. b. hold supreme and absolute power within its territory. c. pay taxes to a larger state. d
What's a conjunctive verb
A store in Roger's neighborhood sells boxes of pencils that have 3 pencils in each box .Roger bought several boxes of pencils at the store . Which could be the
Which of these people might have performed trephination in the Inca Empire? A. A farmer B. A lawyer C. A politician D. A doctor
a hydrogen bond is completed by the transfers of its sole electron to another element true or false
what are two different theories on how the pyramids were constructed
One reason the United States supported the creation of the United Nations was to (1) determine blame for the start of World War II (2) improve efforts to collec
Assume you're using a three button mouse to access a short cut, you would
The Puritans who sought refuge in Holland were called: Separatists Tories Calvinists