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Grade 9 grade-arrow Mathematics subject-arrow Mathematics Exemplar Problems - class 9 book-arrow Number Systems chapter-arrow Number Systems - Exercise 1.1 exercise-arrow Question 31
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Number Systems | Number Systems - Exercise 1.1

Question 31

CHAPTERS

1. Number Systems

2. Polynomials

3. Coordinate Geometry

4. Linear Equations in Two Variables

5. Introduction to Euclid's Geometry

6. Lines and Angles

7. Triangles

8. Quadrilaterals

9. Areas of Parallelograms and Triangles

10. Circles

11. Constructions

12. Heron's Formula

13. Surface Areas and Volumes

14. Statistics and Probability

EXERCISES

1. Number Systems - Exercise 1.1

2. Number Systems - Exercise 1.2

3. Number Systems - Exercise 1.3

4. Number Systems - Exercise 1.4

2√3 + √3 is equal to

(A) 2√6

(B) 6

(C) 3√3

(D) 4√6

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(C) 3√3

Explanation:

2√3 + √3

Taking √3 common,

We get,

√3(2+1) = √3(3) = 3√3

Hence, (C) is the correct option.

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subject-cta

Mathematics

Science

Question 31

2√3 + √3 is equal to

(A) 2√6

(B) 6

(C) 3√3

(D) 4√6

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

(C) 3√3

Explanation:

2√3 + √3

Taking √3 common,

We get,

√3(2+1) = √3(3) = 3√3

Hence, (C) is the correct option.

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

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