Mathematics, 10.09.2021 05:30 chas8495
PLEASE HELP QUESTIONS ARE IN THE FILE BELOW ITS EASIER TO LOOK AT IT THAT WAY!!! The Students' Conjectures: Two students, Ernest and Denise, are training for a swim half-marathon in 10 weeks, and they disagree about their training schedule. If they follow Ernest's suggested training schedule, will they be ready to swim 5 km in time for the half-marathon?
Complete the table to summarize each student's suggested training schedule. (2 points: 1 point for each row of the chart)
Classmate Conjecture
Ernest
Denise
Do the distances they swim every week make an arithmetic sequence? Why? (1 point)
Analyzing the Data:
Fill out the schedules for the first four weeks of training. (2 points: 1 point for each person)
Ernest's Schedule
Denise's Schedule
Week Kilometers to swim daily Week Kilometers to swim daily
1 1
2 2
3 3
4 4
Write the recursive formula for each sequence: an = an – 1 + d.
(4 points: 2 point for each formula)
Student
d
Recursive formula
Ernest
Denise
Find the explicit formula for each arithmetic sequence: an = a1 + (n – 1) • d.
(4 points: 2 points for each formula)
Student
Explicit formula
Ernest
Denise
Using the explicit formula, calculate how far the students will be swimming on week 10 using Ernest's schedule. (3 points)
Using the explicit formula, calculate how far the students will be swimming on week 10 using Denise's schedule. (3 points)
Making a Decision
Which training schedule will get them ready to swim 5 km in time for the half-marathon? (1 point)
Answers: 3
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PLEASE HELP QUESTIONS ARE IN THE FILE BELOW ITS EASIER TO LOOK AT IT THAT WAY!!! The Students' Conje...
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