CHAPTER-13 EXPONENTS AND POWERS (SET-1)
Easy · 10 questions
Solve CBSE Class 7 Maths Chapter 13 “Exponents and Powes” Multiple Choice Questions (MCQs) and get instant Results. This NCERT based Chapter specific important Objective Questions with Solutions will help students to understand every concept thoroughly and ultimately build the foundation to score good marks in Board Exams. Questions are designed by the Subject Experts as per the latest syllabus and exam pattern. This Online Practice Set Questions with Solution will help students test their learning and quickly revise the chapter. Practice sets are available in Easy, Medium, and Hard difficulty levels.
Questions in this test
- 1. Find the value of $\left(\frac{2}{3}\right)^4$
- 2. Simplify $\left(\frac{2}{3}\right)^2×\left(\frac{1}{2}\right)^3$
- 3. Simplify $\left[\frac{7}{3}\right]^5\times \left[\frac{7}{3}\right]^6\times \left[\frac{7}{3}\right]^{20}$
- 4. Simplify $\left[\left(\frac{-2}{3}\right)^3\times \left(\frac{-2}{3}\right)\right]\div \left[\frac{4}{9}\right]^2$and express the result as a power of 2.
- 5. Simplify $\frac{2^5\times 3^4\times 16}{3^2\times 64}$
- 6. Find the value $\frac{10^{-1}\times 5^{x-3}\times 4^{x-1}}{10\times 5^{x-5}\times 4^{x-2}}$
- 7. Find the value of $\left(1296\right)^{0.75}\left(36\right)^{-1}$
- 8. If $a^m.a^n=a^{mn},$ then find the value of $m(n-2) + n(m-2).$
- 9. Simplify $\frac{1}{1+a^{n-m}}+\frac{1}{1+a^{m-n}}$
- 10. Find the value of $\frac{3^{12+n}\times 9^{2n-7}}{3^{5n}}$
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