Math, asked by Studuent, 8 months ago

find sum of following AP 34+32+30+....+10​

Answers

Answered by amittiwari2577
2

Answer:

286

Step-by-step explanation:

Here a=34 , d=32-34=-2

10=34+(n-1)(-2)

n-1 = 12

n=13

s=(13/2)[34+10]

=13*22

=286

Similar questions