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Let P (n) be the statement that a postage of n cents can be formed using just 4-cent stamps and 7-cent stamps. The goal is to show, using strong induction, that P (n) is true for all integers n ≥ 18.
answered
Jun 11, 2021
Mathematics
high-school
2
votes
162k
views
If 4.2km is 42cm on a map, what was the scale of the map?
answered
Apr 24, 2021
Mathematics
college
2
votes
143k
views
Write the number in two other forms. 0.489
answered
Mar 3, 2021
Mathematics
college
2
votes
173k
views
A car's velocity changes from 1.2 m/s to 35.8 m/s in 8 seconds. What is the average acceleration of the car in m/s2?
answered
Feb 7, 2021
Mathematics
high-school
2
votes
37.4k
views
A mouse traveled a total distance of 3/24 of a mile in a maze over the past 3 hours. The mouse traveled the same distance each hour. To determine the distance that the mouse traveled each hour, Matt performed
answered
Dec 16, 2020
Advanced Placement (AP)
high-school
7
votes
23.0k
views
Find the diameter(s) of circle A. please help asap!! thank you!
answered
Nov 11, 2020
Mathematics
middle-school
0
votes
56.4k
views
What is the range of this data set? 27, 5, 11, 13, 10, 8, 14, 18, 7
answered
Oct 30, 2020
Mathematics
middle-school
6
votes
55.2k
views
Which is true about the polynomial –8m3 + 11m? a) It is a binomial with a degree of 2. b) It is a binomial with a degree of 3. c) It is a trinomial with a degree of 2. d) It is a trinomial with a degree
answered
Aug 19, 2020
Mathematics
high-school
2
votes
23.4k
views
The circumference of a circle with a radius of 1 is 2π. Set up a proportion to find the circumference of a circle with a radius of 6.
answered
Jul 7, 2020
Mathematics
middle-school
3
votes
143k
views
6,372 times 75 exampling
answered
Apr 17, 2020
Mathematics
middle-school
7
votes
44.8k
views
1. Compare the ideas of Hobbes and Locke. Write 2 main differences you see.
answered
Mar 29, 2020
History
middle-school
4
votes
213k
views
Explain how Earth is heated through radiation.I need help ASAP
answered
Jan 31, 2020
Physics
middle-school
4
votes
217k
views
What is green and has wheels
answered
Aug 18, 2019
Computers and Technology
middle-school
6
votes
168k
views
What did the post-world war 2 independence movements in india and africa have in common?
answered
Apr 1, 2019
History
high-school
7
votes
141k
views
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