Question 2
If $x=\frac{\sqrt{a+2b}+\sqrt{a-2b}}{\sqrt{a+2b}-\sqrt{a-2b}}$, find the numerical value of $bx^2-ax+b$.
IMC 2002 — Keystage 3 (IWYMIC) — individual Question 2
xIMC · IMC 2002 — Keystage 3 (IWYMIC) — individual
xIMC · IMC 2002 — Keystage 3 (IWYMIC) — individual