Math, asked by Harishhfhjb6671, 2 months ago

Find the sum of first 25 multiple of 9

Answers

Answered by mithisomesh

0

ANSwer

2809 is the answer

Step-by-step explanation:

find all the multiples of 9 till 25 and then you add them all

Answered by meghna421124

2

Answer:

Answer:

2925

Step-by-step explanation:

first term =9

common difference =9

no. of term =25

sum of n terms = n/2(2a + (n-1)d

sum of 25 terms=25/2 (2x9+(25-1)9)

= 2925

Mark me brainlist please

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