RavenousLlama
09.05.2021 •
Mathematics
What is the sum of the geometric series?
4
Σ(-2)(-3) 2-1
n=1
Solved
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Ответ:
See explanation
Step-by-step explanation:
Aisha gets on the elevator at sixth floor and then rides up three floors to meet shaimaa before riding down seven floors to meet abeer. This means Shel be at the (6+3-7) = 2nd floor.
The number of floors that aisha is from where she start will be:
= 6 - 2
= 4 floor downwards. Or -4.