What is the sum of sq root -2 and sq root -18?
1 answer:
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Answer:
Total number of donor who will give first $ 100 = 100 people
Step-by-step explanation:
Given that:
Total percentage of people who donate when contact by phone 20%
Percentage of donating people who will give $100 or more = 5% = 0.05
Total number of donor who will give first $ 100 can be calculated as
calculate the percentage of donor who will give first $ 100
so, total number of the donor who will give first $ 100 = 100 people
Q.34
The infinite geometric series is converges if |r| < 1.
We have r =1.002 > 1, therefore our infinite geometric series is Diverges
Answer: c. Diverges, sum not exist.
Q.35
The infinite geometric series is converges if |r| < 1.
We have r = 4/5 < 1, therefore our infinite geometric series is converges.
The sum S of an infinite geometric series with |r| < 1 is given by the formula :
We have:
substitute:
Answer: c. Converges, -25.