Find the sum to infinity of 21+14+28/3.....
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Answered by
0
Answer:
hdjdnndndnJjdjsbdhjdj
Answered by
2
Answer:
63
Step-by-step explanation:
It is an infinite geometric progression with first term=21 and and common ratio=2/3
so sum to infinity can be find using formula
Sum= (first term)/(1-common ratio)
=
\frac{21}{1 - \frac{2}{3} }
1−
3
2
21
= 21×3
=63
Hope you understand it.......
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