(a(i))[1]
Find the value of $(\frac{1}{4})^{0.5}$.
(a(ii))[1]
Find the value of $(-8)^{\frac{2}{3}}$ from the expression given.
(b)[1]
Use a calculator to determine the decimal value of $\frac{\sqrt{29 - 3 \times 32^{0.4}}}{3}$.
Mathematics 0580 · IGCSE · Powers and roots
Powers and roots — practice question
Worked solution & mark scheme
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Accepted answers: $0.5$ or $-0.5$ or $\frac{1}{2}$ or $-\frac{1}{2}$” …
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