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

Please help!!!!!!!!!!!!!!!!!!!!!!
Consider the following equilibrium N204(9) - 2NO2(9) Keq = 5.85 x 10-3 Which statement about this system is true? If the equilibrium concentration of NO2 is 1.7
1 A phone sells for $250. It is now on sale for off the original price. April has a coupon for an extra 10% off the sale price. To the nearest dollar, how much
Reading plus level i: This selection is mainly about (A staying brave in the face of danger. B coping with the loss of a loved one. the secret life of an elderl
Pls help I need the definition a example and a sentence for Revolution!
Plz help will give brainliest!
Find the kinetic energy of a ball of mass 200 grams moving at a speed of 20 m/s​
How was Marcus Garvey's philosophy of pan-Africanism similar to the new forms of art and music that thrived during the Harlem Renaissance? A. Both celebrated Af
Ok so I have been trying to figure this answer out but I CANT SO PLZZZZZ HELP AND NO LINKS!!! Graph the following inequalities on a number line. X ≥ -4
A spinner has four different colors red green blue and yellow if the spinner is spun once in a coin is flipped what are the chances of not getting red on the sp