Math, asked by ashurajput2330, 1 year ago

The first and last trm of an AP are 5and 45respectively if the sum of all.its term is 400 find commem difference with explanation

Answers

Answered by omkarbhendekar3

3

Answer:

Step-by-step explanation:

N= 400/25

=16

No tr3ms are 16

T16=45

a+15d=45

5+15×d=45

15d=40

d=8/3

=2.66

Difference is 2.66

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