Mathematics 4024 · O Level · Indices I

Indices I — practice question

(a(i))[1]

Evaluate the value of $3^{-2}$.

(a(ii))[1]

Evaluate $125^{\frac{2}{3}}$.

(b)[2]

Simplify $\left\sqrt{\frac{2a^2b^5}{18a^4b}\right}$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: The answer is $\frac{1}{9}$.

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