# MCQ Questions | Class 8 Maths Chapter 9 | Algebraic Expressions and Identities with Answers

## MCQ | Algebraic Expressions and Identities Class 8

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 9 Algebraic Expressions and Identities with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have Provided Algebraic Expressions and Identities Class 8 Maths MCQs Questions with Answers to help students understand the concept very well.

### Objective Question | NCERT Maths Class 8

Book: National Council of Educational Research and Training (NCERT) Central Board of Secondary Education (CBSE) 8th Maths 9 Part-2 Algebraic Expressions and Identities English

#### Ncert Solutions for Class 8 Maths | Objective Type Questions

You can refer to NCERT Solutions for Class 8 Maths Chapter 9 Algebraic Expressions and Identities to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.
##### Algebraic Expressions and Identities | Class 8 Maths | NCERT Solutions
 Q1. Class 8 Maths Mcq online test The like terms of the following are A. x, 3x B. x, 2y C. 2y, 6xy D. 3x, 2y
Ans: x, 3x
 Q2. Class 8 Maths Mcq with answers The like terms of the following are A. 2x², 9x² B. y², xy C. xy, 9a² D. y², 9x²
Ans: 2x², 9x²
 Q3. Learn Cbse Class 8 Maths Mcq The like terms of the following are A. ab, 9ba B. ab, -5b C. -5b, 9ba D. ab, -3a
Ans: ab, 9ba
 Q4. Mcq Class 8 Maths Chapter 9 The number of like terms in 9x³, 16x²y, -8x³, 12xy², 6x³ is A. 3 B. 2 C. 4 D. 5.
Ans: 3
Hint:
9x³, -8x³, 6x³.
 Q5. Mcq for Class 8 Maths Chapter 9 The number of like terms in abc, -abc, -bca, acb, bac, $$\frac{1}{2}$$cab is A. 6 B. 4 C. 3 D. 2.
Ans: 6
Hint:
All are like terms.
 Q6. Mcq Questions for Class 8 Maths with answers pdf Chapter 9 The number of like terms in $$\frac{1}{4}$$a²bc, – $$\frac{2}{3}$$bca², $$\frac{2}{5}$$ ba²c, – $$\frac{1}{2}$$cba² is A. 4 B. 3 C. 2 D. 6.
Ans: 4
Hint:
All are like terms.
 Q7. Mcq Questions for Class 8 Maths with answers pdf download The coefficient of x²y in 7pqrx² is A. 7pqr B. pqr C. -7pqr D. 7
Ans: 7pqr
 Q8. Ncert Class 8 Maths Mcq Chapter 9 The coefficient of xy in xy is A. 1 B. -1 C. 2 D. 3.
Ans: 1
Hint:
xy = 1(xy).
 Q9. Ncert Class 8 Maths Mcq Questions The coefficient of x²y in -15 x²y is A. 15 B. -15 C. 3 D. 5.
Ans: -15
 Q10. CBSE Class 8 Maths Chapter 9 Mcq The coefficient of xy in 6x²y² is A. xy B. 2xy C. 3xy D. 6xy
Ans: 6xy
Hint:
6x²y² = (6xy)(xy).
 Q11. CBSE Class 8 Maths Chapter 9 Mcq Questions The coefficient of xy2z in -7x2y3z is A. -7xy B. 7xy C. -xy D. xy.
Ans: -7xy
Hint:
-7x²y³z = (-7xy)(xy²z).
 Q12. CBSE Class 8 Maths Algebraic Expressions and Identities Mcq The sum of 7x, 10x and 12x is A. 17x B. 22x C. 19x D. 29x.
Ans: 29x.
Hint:
Sum = (7 + 10 + 12) x = 29x.
 Q13. CBSE Class 8 Maths Mcq Questions The sum of 8pq and -17 pq is A. pq B. 9pq C. -9pq D. -pq.
Ans: -9pq
Hint:
Sum = {8 + (-17)} pq = -9pq.
 Q14. CBSE Class 8 Maths Algebraic Expressions and Identities Mcq Questions The sum of 5x², -7x², 8x², 11x² and -9x² is A. 2x² B. 4x² C. 6x² D. 8x².
Ans: 8x²
Hint:
Sum = {5 + (-7) + 8 + 11 + (-9)} x² = 8x².
 Q15. Class 8 Maths Mcq Chapter 9 The sum of x² – y², y² – z² and z² – x² is A. 0 B. 3x² C. 3y² D. 3z².
Ans: 0
Hint:
Sum = (x² – y²) + (y² – z²) + (z² – x²) = 0.
 Q16. Class 8 Maths Mcq online test What do you get when you subtract -3xy from 5xy? A. 3xy B. 5xy C. 8xy D. xy.
Ans: 8xy
Hint:
5xy – (-3xy) = 5xy + 3xy = 8xy
 Q17. Class 8 Maths Mcq with answers The result of subtraction of 7x from 0 is A. 0 B. 7x C. -7x D. x.
Ans: -7x
Hint:
0 – 7x = -7x.
 Q18. Learn Cbse Class 8 Maths Mcq The result of subtraction of 3x from -4x is A. -7x B. 7x C. x D. -x.
Ans: -7x
Hint:
-4x -3x = -7x.
 Q19. Mcq Class 8 Maths Chapter 9 The product of 4mn and 0 is A. 0 B. 1 C. mn D. 4 mn.
Ans: 0
Hint:
(4 mn)(0) = 0.
 Q20. Mcq for Class 8 Maths Chapter 9 The product of 5x and 2y is A. xy B. 2xy C. 5ay D. 10ay.
Ans: 10ay
Hint:
(5x)(2y) = 10xy.