Math, asked by Pranavbhat16, 1 year ago

How many terms of the series 18+15+12+........ must be added togetger to get 45?


flower161: 9 is the answer
Pranavbhat16: no

Answers

Answered by kamalkashyap12
3
18+15+12+?=45
?=45-(18+15+12)
?=45-45
?=0

kamalkashyap12: please mark my answer brainly I want only one
Pranavbhat16: (^^
kamalkashyap12: please please please
Pranavbhat16: for what u want 1
Pranavbhat16: ii have alreay marked the other
kamalkashyap12: I want one brain list answer to became vertuso
kamalkashyap12: mark me please
kamalkashyap12: please
Pranavbhat16: i cant ... i already marked the other person's answer as brainlist!!
kamalkashyap12: ok
Answered by Anonymous
16
This is a complete series because if we add them , we will get
18+15+12 = 45 .
So , there will be no change in the series .
There will be 3 terms used in the series .

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Pranavbhat16: you must solve using quadratic equation...
DavidOtunga: Solve by quadratic equation Dahiya, still, it is a good answer. Just modify it by extracting the approval out of it and use the equation, then approve it again to suit the inquirer, thanks.
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