MCQ Class 9 Maths Ganita Manjar Chapter 4 Exploring Algebraic Identities

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1. Square of 119 is:

Question 1 of 20

2. Identity for difference of squares is:

Question 2 of 20

3. 55² using identity equals:

Question 3 of 20

4. (x + 3)(x + 4) equals:

Question 4 of 20

5. In x² + 7x + 12, 7x splits as:

Question 5 of 20

6. Factors of x² + 11x + 30:

Question 6 of 20

7. Factors of x² – 5x + 6:

Question 7 of 20

8. (a + b)³ equals:

Question 8 of 20

9. (a – b)³ equals:

Question 9 of 20

10. (x – y)(x² + xy + y²) equals:

Question 10 of 20

11. (x + y)(x² – xy + y²) equals:

Question 11 of 20

12. x³ – y³ factors as:

Question 12 of 20

13. x³ + y³ factors as:

Question 13 of 20

14. x³ + y³ + z³ – 3xyz equals:

Question 14 of 20

15. If x + y + z = 10, xyz = 25, result of sum of cubes is:

Question 15 of 20

16. Simplifying rational expressions involves:

Question 16 of 20

17. Common factors can be cancelled only if:

Question 17 of 20

18. x² – 7x + 12 factors as:

Question 18 of 20

19. 5x² + 5x – 100 factors include:

Question 19 of 20

20. Area expression x² + 8x + 15 factors as:

Question 20 of 20


 

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