Math, asked by shivanshrusiya1432, 1 year ago

13. Find the sum of the first 15 multiples of 8.​

Answers

Answered by ky3750880
3

Step-by-step explanation:

you can solve it as follows:

Attachments:
Answered by nanagaykwad925
1

Answer:

97

Step-by-step explanation:

tn=a+(n-1)d.

Here, tn =15

d=8

=15=a+(15-1)8

=a+14×8

=a+112

=112-15

=97.

I think it's helpful for you.

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