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Q. 5.    Classify into monomials, binomials and trinomials.

             (i) 4y – 7z

             (ii) y2

             (iii) x + y – xy

             (iv) 100

             (v) ab – a – b

             (vi) 5 – 3t

            (vii) 4p2q – 4pq2

            (viii) 7mn

             (ix) z2 – 3z + 8

             (x) a2 + b2

             (xi) z2 + z 

             (xii) 1 + x + x2​​​​​​​​​​​​​​

Answers (1)

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(i) 4y – 7z

Binomial

(ii) y2

Monomial

(iii) x + y – xy

Trinomial

(iv) 100

Monomial

(v) ab – a – b

Trinomial

(vi) 5 – 3t

Binomial

(vii) 4p2q – 4pq2

Binomial

(viii) 7mn

Monomial

(ix) z2 – 3z + 8

Trinomial

(x) a2 + b2

Binomial

(xi) z2 + z

Binomial

(xii) 1 + x + x2

Trinomial

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