Mathematics 0580 · IGCSE · Indices II

Indices II — practice question

(a)[2]

Solve this equation. $5x - 17 = 7x + 3$.

(b)[3]

Find all integer values of $n$ that make this inequality true. $-7 < 4n \leq 8$.

(c(i))[1]

Simplify the expression. $a^3 \times a^6$.

(c(ii))[2]

Simplify the expression. $(5xy^2)^3$.

(c(iii))[3]

Simplify the expression. $\left(\frac{27x^{12}}{64y^3}\right)^{-\frac{1}{3}}$.

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: Obtains equation $-17-3=7x-5x$

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