Mathematics 4024 · O Level · Surds

Surds — practice question

(a)[2]

Work out $\sqrt{8}\times\sqrt{6}+\sqrt{3}$.

(b)[3]

Rationalise the denominator, then simplify $\frac{3}{2-\sqrt{5}}$.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The final value is $5\sqrt{3}$.” …