Class 8 Maths Chapter 9 Test Paper Set 2 Pdf Download CBSE

Test Paper Of Class 8 Maths Chapter 9 Algebraic Expressions and Identities set 2 pdf download

• (Set-1) Chapter 9 Class 8 maths
• (Set-3) Chapter 9 Class 8 maths
• (Set-4) Chapter 9 Class 8 maths

Also Visit Our Youtube Channel PGRMS or Click Here

Chapter 9 Test Paper (02)

Class 8 Maths Chapter 9 Algebraic Expressions and Identities Test Paper Set-2 Text Form:-

PGRMS Education

SAMPLE PAPER (2)
CLASS: 8                                                MAX. MARKS :30
SUBJECT: MATHEMATICS                  TIME: 1:30 HOUR
CH: 9 (Algebraic Expressions and Identities)
General Instructions:
I. All questions are compulsory.
II. This question paper contains 14 questions divided into four Sections A, B, C and D.
III. Section A has 5 questions of 1 mark each. Section B has 4 questions 2 marks each. Section C has 3 questions of 3 marks each. and Section D has 2 questions of 4 marks each.
IV. Use of Calculators is not permitted.

Section – A

In Questions 1 to 10, there are four options, out of which one is correct. Write the correct answer.

1. Which of the following is an identity?

(a) (p + q)² = p² + q²          (b) p² – q² = (p – q)²

(c) p² – q² = p² + 2pq – q² (d) (p + q)² = p² + 2pq + q²

2. Which of the following is correct?

(a) (a – b)² = a² + 2ab – b²

(b) (a – b)² = a² – 2ab + b²

(c) (a – b)² = a² – b² (d) (a + b)² = a² + 2ab – b²

3. Which of the following is a binomial?

(a) 7 × a + a                    (b) 6a² + 7b + 2c

(c) 4a × 3b × 2c              (d) 6 (a² + b)

4. Volume of a rectangular box (cuboid) with length = 2ab, breadth = 3ac and height = 2ac is

(a) 12a³bc²                     (b) 12a³bc

(c) 12a²bc                      (d) 2ab +3ac + 2ac

5. a² – b² is equal to

(a) (a – b)² (b) (a – b) (a – b)

(c) (a + b) (a – b) (d) (a + b) (a + b)

Section – B

6. Identify the terms, their coefficients for each of the following expressions.

(i) x/2 + y/2− xy

(ii) 0.3a – 0.6ab + 0.5b

7. (a) Add (i) a – b + ab, b – c + bc, c – a + ac

(b) Subtract 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10xyz

8. Obtain the product of

(i) xy, yz, zx

(ii) a, – a², a³

9. Simplify a (a²+ a + 1) + 5 and find its value for (i) a = 0,

(ii) a = 1

(iii) a = – 1.

Section – C

10. Find the product.

(a) (y – 8) and (3y – 4)

(b) (a²+ 5) (b³+ 3) + 5

(c) (a²+ b) (a + b²)

11. Simplify.

(a) (x + y)(2x + y) + (x + 2y)(x – y)

(b) (1.5x – 4y)(1.5x + 4y + 3) – 4.5x + 12y

12. Use a suitable identity to get each of the following products.

(a) (1.1m – 0.4) (1.1m + 0.4)

(b) (4x + 5) (4x + 1)

(c) (2x + 5y) (2x + 3y)

Section – D

13. Simplify.

(a) (9p – 5q)² + 180pq = (9p + 5q)²

(b) (m² – n²m)² + 2m³n²

(c) 9.7 × 9.8

(d) 998²

14. (a) If a + b = 25 and a² + b² = 225, then find ab.

(b) What should be added to 4c (– a + b + c) to obtain 3a (a + b + c) – 2b(a – b + c)?