Question

Find the Sum:34+32+30+....+10​

Answer 1

Answer:

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Step-by-step explanation:

a=34,

d=32−34=−2

an=10

or, a+(n−1)d=10

or, 34+(n−1)(−2)=10

or, −2(n−1)=−24

or, n−1=12

⇒n=13

∴S13=213[2(34)+12(−2)]

=213×2[34−12]

=13×22=286.

Answer 2

Answer:

I hope you get your answer

thnx for asking