Mathematics, 15.09.2021 09:20 maddy1854
Elijah has some good news to share. He sends an e-mail to 3 of his friends (call this round 1). Each of these friends forwards the e-mail to 3 other people (round 2). Those 9 people each forward the e-mail to 3 other people (round 3), and so on. Assume that nobody receives the e-mail more than once. Â Â Â
a.  Determine an expression for the number of people who receive an e-mail in the         nth round.
b. Â Determine an expression for the total number of people, including Elijah, who are aware of the good news by the nth round.
c. Â Calculate the number of people who receive the e-mail in the 6th round.
d.  Calculate the total number of people, including Elijah, who are aware of the good news by the 6th round.​
Answers: 3
Mathematics, 21.06.2019 13:30
12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain
Answers: 2
Mathematics, 21.06.2019 20:00
Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2
Answers: 1
Mathematics, 21.06.2019 22:00
You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?
Answers: 3
Mathematics, 21.06.2019 22:30
Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)
Answers: 1
Elijah has some good news to share. He sends an e-mail to 3 of his friends (call this round 1). Each...
History, 04.08.2019 02:30
Chemistry, 04.08.2019 02:30
Social Studies, 04.08.2019 02:30
History, 04.08.2019 02:30
Biology, 04.08.2019 02:30
Social Studies, 04.08.2019 02:30
Biology, 04.08.2019 02:30
Mathematics, 04.08.2019 02:30
Chemistry, 04.08.2019 02:30
Biology, 04.08.2019 02:30
Biology, 04.08.2019 02:30
Mathematics, 04.08.2019 02:30
Social Studies, 04.08.2019 02:30
History, 04.08.2019 02:30
Biology, 04.08.2019 02:30
History, 04.08.2019 02:30