Concept explainers
a.
Find the first five term of the sequence representing the number of people who receive the photo in the nth round.
a.
Answer to Problem 27PPS
The first five term of the sequence are 1,5,25,125,625.
Explanation of Solution
Given: PHOTO SHARING Barbara shares a photo with five of her friends. Each of her friends shared the photo with five more friends , and so on.
Calculation:
Initially ,only Barbara received the message so
So, the first five term of the sequence are 1,5,25,125,625.
b.
Write a recursive formula for the sequence.
b.
Answer to Problem 27PPS
Explanation of Solution
Given: PHOTO SHARING Barbara shares a photo with five of her friends. Each of her friends shared the photo with five more friends , and so on.
.
Calculation:
From part (a) , , the sequence is 1,5,25,125,625. So
c.
If Barbara represents
c.
Answer to Problem 27PPS
Explanation of Solution
Given: PHOTO SHARING Barbara shares a photo with five of her friends. Each of her friends shared the photo with five more friends, and so on.
Calculation:
From part (a) and (b) we know
Conclusion:
Chapter 7 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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