Math, asked by johanlibert436, 3 months ago

(iv)
8, ... to 28 terms. find the sum

Answers

Answered by aariyabrata

4

Answer:

8+9+10+11+12+13+14+15+etc etc...=378 is the answer

Answered by devilandroking

0

Answer:

easy

Step-by-step explanation:

n - 20

an - 28

a - 8

Sn = n/2 ( a+an )

20/2 ( 28+8 )

36*10 = 360

hope you understood

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