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Grade 7 grade-arrow Mathematics subject-arrow Mathematics Exemplar Problems - class 7 book-arrow Exponents and Powers chapter-arrow Exponents and Powers - Exercise exercise-arrow Question 24
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Exponents and Powers | Exponents and Powers - Exercise

Question 24

CHAPTERS

1. Integers

2. Fractions and Decimals

3. Data Handling

4. Simple Equations

5. Lines and Angles

6. Triangles

7. Comparing Quantities

8. Rational Numbers

9. Perimeter and Area

10. Algebraic Expressions

11. Exponents and Powers

12. Practical Geometry Symmetry and Visualising Solid Shapes

EXERCISES

1. Exponents and Powers - Exercise

(-2)31 × (-2)13 = (-2) ________.

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(-2)31 × (-2)13 = (-2)44

For any non-zero integers ‘a’ and ‘b’ and whole numbers m and n,

a m × an = am+n

(-2)31 × (-2)13 = (-2) 31 + 13

= -2 44

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Our top 5% students will be awarded a special scholarship to Lido.

subject-cta

Mathematics

Science

Question 24

(-2)31 × (-2)13 = (-2) ________.

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

(-2)31 × (-2)13 = (-2)44

For any non-zero integers ‘a’ and ‘b’ and whole numbers m and n,

a m × an = am+n

(-2)31 × (-2)13 = (-2) 31 + 13

= -2 44

Our top 5% students will be awarded a special scholarship to Lido.

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