how to find the first 15 multiples of 8
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Answered by
2
it's really easy either you remember the multiplication table or use A.P ok ...
thank you.
hope this will help you.
thank you.
hope this will help you.
Prusty07:
welcome bro if you mark it brainliest that would be thankful to me om
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Answered by
0
Hyy..
here is ur answer...
AP are 8,16,24....
a=8
d= 8
n=15
Sn = n/2 [2a+(n-1) x d]
= 15/2[2 x 8 +(15-1) x 8]
= 15/2 [16+14 x 8]
= 15/2 (16+112)
= 15/2 x 128
= 960
hope it helps
thanks..
here is ur answer...
AP are 8,16,24....
a=8
d= 8
n=15
Sn = n/2 [2a+(n-1) x d]
= 15/2[2 x 8 +(15-1) x 8]
= 15/2 [16+14 x 8]
= 15/2 (16+112)
= 15/2 x 128
= 960
hope it helps
thanks..
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