Question

find 2 and 3 term of the sequence whose a term is given by tn=2n-5?

Answer 1

given tn=2n-5

now ,
put n=2
t2=2 x 2 -5=4-5=-1
hence 2nd term of AP is -1

put n=3
t3=2 x 3- 5 =6-5 =1
hence 3rd term of AP is 1