MCQ Class 9 Maths Ganita Manjar Chapter 4 Exploring Algebraic Identities

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1. Length of rectangle from x² + 8x + 15 can be:

Question 1 of 20

2. If area is 96 and length is x, breadth is:

Question 2 of 20

3. Equation formed is:

Question 3 of 20

4. Solution of x² – 4x – 96 = 0 includes:

Question 4 of 20

5. Valid length is:

Question 5 of 20

6. Breadth becomes:

Question 6 of 20

7. Identity (x + a)(x + b) equals:

Question 7 of 20

8. Identity (ax + b)(cx + d) equals:

Question 8 of 20

9. Algebra tiles help in:

Question 9 of 20

10. Identity x² – y² equals:

Question 10 of 20

11. In (a + b)³, number of terms is:

Question 11 of 20

12. In cube identity, cuboids formed are:

Question 12 of 20

13. Volume of cube with side (a + b) is:

Question 13 of 20

14. Expression (2n – 5m)³ expands to form:

Question 14 of 20

15. Common factor of x³ – y³ is:

Question 15 of 20

16. x⁴ – y⁴ can be written as:

Question 16 of 20

17. x² + y² + z² + 2xy + 2yz + 2zx equals:

Question 17 of 20

18. Expression x² + 7x + 12 represents:

Question 18 of 20

19. Factorisation helps in:

Question 19 of 20

20. Identities are useful for:

Question 20 of 20


 

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