Question

The value of given sum below is = 3 ^ -1 + 2 ^-1

Answer 1

Answer:

your answer is in the attachment

Answer 2

Step-by-step explanation:

Answer

a=34,

d=32−34=−2

a

n

=10

or, a+(n−1)d=10

or, 34+(n−1)(−2)=10

or, −2(n−1)=−24

or, n−1=12

⇒n=13