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NCERT Class 7 Mathematics Solutions: Chapter 12 – Algebraic Expressions Exercise 12.1 Part 3

Illustration: NCERT Class 7 Mathematics Solutions: Chapter 12 – Algebraic Expressions Exercise 12.1 Part 3

1. Classify into monomials, binomials and trinomials:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

(viii)

(ix)

(x)

(xi)

(xii)

Answer:

Given in Table Expression and Type of PolynomialGiven in Table Expression and Type of Polynomial
Sr. NoExpressionType of Polynomial
(i)Binomial
(ii)Monomial
(iii)Trinomial
(iv)Monomial
(v)Trinomial
(vi)Binomial
(vii)Binomial
(viii)Monomial
(ix)Trinomial
(x)Binomial
(xi)Binomial
(xii)Trinomial

2. State whether a given pair of terms is of like or unlike terms:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Answer:

Given in Table Pair of Terms and like/Unlike termsGiven in Table Pair of Terms and like/Unlike Terms
N. SoPair of termsLike/Unlike terms
(i)Like terms
(ii)Like terms
(iii)Unlike terms
(iv)Like terms
(v)Unlike terms
(vi)Unlike terms