Math, asked by sanjeetkumardalai693, 4 days ago

13+ 14t 15+16+ - -- +68

Answers

Answered by deepty4088
7

Answer:

please write your questions properly it's no clear

Answered by bhavyawarrier
2

Answer:

sum =X1+Xn(n÷2)

(13 + 68) \times  \frac{55}{2}

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