Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
(a) Show that
x
4
−
16
x^4-16
x
4
−
16
can be written as a product of factors with integer coefficients until no further factorisation is possible. (b) Hence, determine all real solutions of the equation
x
4
−
16
=
0
x^4-16=0
x
4
−
16
=
0
.
Browse the problem library