Question

Find the 20th term from the last term AP
3,8,13,....,253

Answer 1

Answer:

20th term =98

Step-by-step explanation:

n=20

tn=t20=?

a=3

d=t2-t1=8-3=5

tn=a+[n-1]d

t20=3+[20-1]5

t20=3+19*5

t20=3+95

t20=98

if it helps mark it as the brainliest

Answer 2

Answer:

Let us reverse the AP . It becomes

hope it helps . please mark it as brainliest