Answered

In the sequence 1,3,6,10..., Can we write the general term as an= n/2 (n+1)

Sagot :

Jeweledelweiss2007viz

Answer:

i think no, the formula is supposedly an=2n+(n-1)d

example- find tge 4th term of the sequence 1,3,6,10

a4= 1(4-1)3

1(3)3

1+9 = 10