generate 5 MCQ and 5 fill in the blanks from the chapter algebric expressions. class 8
Answers
Answer:
1.The expression x + 3 is in
2.The value of x² – 2x + 1 when x = 1 is
3.Which of the following is a monomial ?
(a) 4x²
(b) a + 6
(c) a + 6 + c
(d) a + b + c + d.
4.Which of the following is a trinomial ?
(а) -7z
(b) z² – 4y²
(c) x²y – xy² + y²
(d) 12a – 9ab + 5b – 3.
5.The coefficient in the term 7xy is
(a) 7
(b) 3
(c) 1
(d) 2.
Answer:
●MCQ:-
1. An algebraic expression that contains only one term is called:
A. Monomial
B. Binomial
C. Trinomial
D. None of the above
Answer: A
Example: 2x is a monomial
2. 5x+6y is a:
A. Monomial
B. Binomial
C. Trinomial
D. None of the above
Answer: B
Explanation: The expression containing two terms is called binomial.
3. The algebraic expression 3x+2y+6 is a:
A. Monomial
B. Binomial
C. Trinomial
D. None of the above
Answer: C
Explanation: The algebraic expression containing three terms is called a trinomial. Here, 3x, 2y and 6 are three terms.
4. A polynomial contains _______ number of terms:
A. One
B. Two
C. Three
D. Any
Answer: D
Explanation: A polynomial can contain any number of terms, i.e. one or more than one.
5. In which of the following, the two expressions are like terms?
A. 7x and 7y
B. 7x and 9x
C. 7x and 7x2
D. 7x and 7xy
Answer: B