Class 7 - Algebraic Expressions Worksheet 2
1. If 4 is constant and b is variable, then 3b and b + 4 are variables. Mark True / False.
a) True b) False
2. 5p has two terms, that is 5 and p. Mark True / False.
a) True b) False
3. 3p2 + 4 + 2q2 is trinomial. Mark True / False.
a) True b) False
4. 9p × 2qr is a binomial. Mark True / False.
a) True b) False
5. 3p3 + 2p2 − 5p + 4 is a polynomial. Mark True / False.
a) True b) False
6. 2y2 + 5⁄y is a polynomial. Mark True / False.
a) True b) False
7. Coefficient of z in −5yz is −5. Mark True / False.
a) True b) False
8. 7 times of 'a' is subtracted from 15 can be written as 15 − 7a. Mark True / False.
a) True b) False
9. Number 5 is added to 4 times the product of x and y. What is the algebraic expression?
a) 4xy b) 5 + 4xy
c) 5xy + 4 d) None of these
10. Identify the like terms from the following.
5a2b, 3abc, 7ab2, −2abc
a) 5a2b, 7ab2 b) 7ab2, 3abc
c) 3abc, −2abc d) None of these
11. What is the degree of the below mentioned polynomials?
p2 + 7p5 − p9
a) 2 b) 7
c) 5 d) 9
12. What is the degree of the below mentioned polynomials?
7 + 2x3 + 3xy3 + 7y5
a) 3 b) 4
c) 5 d) 0
13. The sum of the coefficients in the terms of 5 − 2x3 − 3xy2 + 7y5 is _____.
a) 7 b) −7
c) 5 d) −5
14. Simplify: 3p + 2q − {p − (2q − 3)}
a) 2p + 4q b) 2p + 4q + 3
c) 2p − 4q d) 2p + 4q − 3
15. Simplify: 5b − {3b − (2 − b) − 5}
a) b − 7 b) b + 7
c) 3b + 7 d) None of these
16. What is the constant term of below mentioned algebraic expression?
3x2y − xy2 + 5xy − 8
a) 3 b) 8
c) 5 d) −8
17. Find the value of 5a2 + 2ab2 + 7, if a = −2 and b = −3.
a) 9 b) −9
c) 7 d) 36
18. Evaluate ax2 + by2 − cz2 for x = −1, y = 1, z = 2, a = −2, b = −1 and c = 2.
a) 14 b) 11
c) 17 d) −11
19. Subtract 4x + 2y from 6x − 4y.
a) 4x − 2y b) 2x − 4y
c) 2x − 6y d) 6x + 6y
20. If X = a2 − b2 and Y = a2 + b2, then find the value of 2X − Y.
a) a2 + 3b2 b) a2 − 3b2
c) 2a2 + 3b2 d) None of these
If you want to download the above worksheet, please click below link.
Algebraic Expressions Worksheet-2Download the pdf
Algebraic Expressions Worksheet - 1
Algebraic Expressions Worksheet - 2
Algebraic Expressions Worksheet - 3
Answer Sheet
Algebraic-Expressions-AnswerDownload the pdf
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