Question

(26,29,32,35,38) suku ke-148

Answer 1

A = U1 = 26

b = U2-U1
b = 29-26
b = 3

U148 = a+(n-1).b
U148 = 26+(148-1).3
U148 = 26+147.3
U148 = 26+441
U148 = 467

Answer 2

26,29,32,35,38,...

b=3
a=26

Un
=bn+(a-b)
=3n+(26-3)
=3n+23

U148
=3*148+23
=444+23
=467