Question

1. Find tŋ for A.P.: 32, 28, 24, 20 ....
A) 36-4n B) 4n-36 C) 34-4n
D) 4n-34​

Answer 1

tn = t + (n - 1)d

d = 28 - 32 = -4

t = 32

tn = 32 + (n - 1) * (-4)

tn = 32 - 4*n + 4

tn = 36 - 4*n

Answers is option A