Math, asked by frnd18, 1 year ago

7+14+21+.............+140=

Answers

Answered by dieforlearning
4
answer will be i think 3456
Answered by vinayakanvinayakan9
1

Answer:

ANSWER is 10290

Because n/2(a+l)

140/2(7+140)

70 multiplied by 147

=10290  

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Step-by-step explanation:

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