Skip to main content
Try Wikispaces Classroom now.
Brand new from Wikispaces.
guest
Join

Help

Sign In
Small Margins
Home
guest

Join

Help

Sign In
Small Margins
Wiki Home
Recent Changes
Pages and Files
Members
Favorites
20
All Pages
20
home
Course information
February 14
February 16
February 2
February 7
February 9
January 10
January 12
January 17
January 19
January 26
January 31
March 1
March 13
March 20
March 27
March 3
Past exams
Questions
see more
Add
Add "All Pages"
Done
February 7
Edit
0
3
…
0
Tags
No tags
edit
Save
Cancel
Notify
RSS
Backlinks
Source
Print
Export (PDF)
Q1
Solve the congruence
Q2
For what value of a does the congruence
have exactly one solution?
Q3
Show that if
is prime, then
Hint: order of an element modulo a prime p divides p1
Q4
How many elements of order 6 are there modulo 13? List them all.
How many elements of order 5 are there modulo 13?
Q5
How many polynomials
of degree k with coefficients 0 and 1 don't have any roots modulo 2?
How many have exactly two roots?
Can such a polynomial have more than two roots?
Javascript Required
You need to enable Javascript in your browser to edit pages.
help on how to format text
Turn off "Getting Started"
Home
...
Loading...
Solve the congruence
Q2
For what value of a does the congruence
have exactly one solution?
Q3
Show that if
is prime, then
Hint: order of an element modulo a prime p divides p1
Q4
How many elements of order 6 are there modulo 13? List them all.
How many elements of order 5 are there modulo 13?
Q5
How many polynomials
of degree k with coefficients 0 and 1 don't have any roots modulo 2?
How many have exactly two roots?
Can such a polynomial have more than two roots?