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Indices — Maths STD 7 — Question

Maharashtra BoardEnglish MediumSTD 7MathsIndices4 Marks
Question
Write the following numbers using positive indices :
i. $\left(\frac{2}{7}\right)^{-2}$
ii. $\left(\frac{11}{3}\right)^{-5}$
iii. $\left(\frac{1}{6}\right)^{-3}$
iv. $(y)^{-4}$
✓

Answer

i. $\left(\frac{7}{2}\right)^2$
ii. $\left(\frac{3}{11}\right)^5$
iii. $6^3$
iv. $\frac{1}{y^4}$

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