Jasbhoo8280 Jasbhoo8280
  • 02-08-2017
  • Mathematics
contestada

Find the 2nd term of an arithmetic sequence with t1 = 4 and t5 = 6.

11/2

5

9/2

4

Respuesta :

sergibcnusa sergibcnusa
  • 02-08-2017
tn = t1 + (n-1)*d, so t5 = t1 + 4*d, then d = (t5 -t1)/4 = 1/2,

Then t2 = t1 + d = 4+1/2 = 9/2=4.5, so The third one!
Answer Link

Otras preguntas

divide £21 in ratio 3:4
What is .125 times 2 but in fraction form?
What might have been some of the reasons people began moving around the world
Which presidential power is a check on the authority of the judiciary?
Adam is scuba diving. he descends 5 feet below sea level. he descends the same distance 4 more times. what is adam's final elevation?
What was MacArthur’s role in the Korean War?
You are the sports looking to buy some new equipment for the sport or fitness activity your choosing. What should you keep in mind while choosing your gear
convert 27/20 to a decimal
The temperature of an oven went from 320° to 280°. What was the percent decrease in temperature? a. 14.3% b. 1.25% c. 12.5% d. 1.43%
All of the following developments helped make the cattle business profitable except: A. barbed-wire fences B. new railroads and refrigerated cars. C. growing