Question 9
Find the remainder when $x^{2015}-20x-15$ is divided by $x^2-1$.
HKIMO 2026 THPT (Grades 10–12 shared) National Final (Heat) Set 05 Question 9
HKIMO · HKIMO 2026 THPT (Grades 10–12 shared) National Final (Heat) Set 05
HKIMO · HKIMO 2026 THPT (Grades 10–12 shared) National Final (Heat) Set 05