Q.5 Classify into monomials, binomials and trinomials: (i) 4y – 7x
(ii)\( y^2 \)
(iii) x + y – xy
(iv) 100
(v) ab – a – b
(vi) 5 – 3t
(vii) \( 4p^2q – 4pq^2 \)
(viii) 7mn
(ix)\( z^2 – 3z + 8 \)
(x) \( a^2 + b^2 \)
(xi)\( z^2 + z \)
(xii) \(1 + x + x^2 \)


Answer :

(i) 4y – 7x __ Binomial
(ii)\( y^2 \)__ Monomial
(iii) x + y – xy__ Trinomial
(iv) 100__Monomial
(v) ab – a – b__Trinomial
(vi) 5 – 3t__Binomial
(vii) \( 4p^2q – 4pq^2 \)__ Binomial
(viii) 7mn__Monimial
(ix)\( z^2 – 3z + 8 \)__Trinomial
(x) \( a^2 + b^2 \) __ Binomial
(xi)\( z^2 + z \)__Binomial
(xii) \(1 + x + x^2 \)__ Trinomial

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