NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 10: ALGEBRAIC EXPRESSIONS
True or False

Question. 33

1 + \(\frac{x}{2}\) + x³ is a polynomial.

Answer:

True

Question. 34

(3a − b + 3) − (a + b) is a binomial.

Answer:

False

Question. 35

A trinomial can be a polynomial.

Answer:

True

Question. 36

A polynomial with more than two terms is a trinomial.

Answer:

False

Question. 37

Sum of x and y is x + y.

Answer:

True

Question. 38

Sum of 2 and p is 2p.

Answer:

False

Question. 39

A binomial has more than two terms.

Answer:

False

Question. 40

A trinomial has exactly three terms.

Answer:

True

Question. 41

In like terms, variables and their powers are the same.

Answer:

True

Question. 42

The expression x + y + 5x is a trinomial.

Answer:

False

Question. 43

4p is the numerical coefficient of q² in −4pq².

Answer:

False

Question. 44

5a and 5b are unlike terms.

Answer:

True

Question. 45

Sum of x² + x and y + y² is 2x² + 2y².

Answer:

False

Question. 46

Subtracting a term from a given expression is the same as adding its additive inverse to the given expression.

Answer:

True

Question. 47

The total number of planets of Sun can be denoted by the variable n.

Answer:

False

Question. 48

In like terms, the numerical coefficients should also be the same.

Answer:

False

Question. 49

If we add a monomial and binomial, then answer can never be a monomial.

Answer:

False

Question. 50

If we subtract a monomial from a binomial, then answer is at least a binomial.

Answer:

False

Question. 51

When we subtract a monomial from a trinomial, then answer can be a polynomial.

Answer:

True

Question. 52

When we add a monomial and a trinomial, then answer can be a monomial.

Answer:

False

NCERT Exemplar Solutions Class 7 – Mathematics – Unit 10: ALGEBRAIC EXPRESSIONS – True or False | Detailed Answers