Identify the term whose irreducible factor form is:
-11 x p x p x p x q x q x q x q x r x r
-11p3q4
-11p2q3r1
-11p3q4r2
11p3q4r2
-11 x p x p x p x q x q x q x q x r x r = -11p3q4r2
Identify the terms of expression 4pq + p - q - r.
The factors of (p−q)3+(q−r)3+(r−p)3 are:
Factorise: (p2+q2−r2)2−4p2q2