Mathematics 0580 · IGCSE · Indices I

Indices I — practice question

(a)[2]

Simplify the expression $(4xy^2)^3$.

(b)[1]

Using $25 = 125^k$, find the value of $k$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The simplified form is $64x^3y^6$.” …

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