Question

Write the degree of each polynomial given below:

(i) $xy+7z$
(ii) $x^2-6x^3+8$
(iii) $y-6y^2+5y^8$
(iv) $xyz-3$
(v) $xy+y{z}^2-z{x}^3$
(vi) $x^5{y}^7-8x^3{y}^8+10x^4{y}^4{z}^4$

Answer 1

(i) degree=2 (Polynomial is xy+7z)

( 0. 5 marks )

(ii) degree=3 (Polynomial is $x^2-6x^3+8$)

( 0. 5 marks )

(iii) degree=8 (Polynomial is $y-6y^2+5y^8$)

( 0. 5 marks )

(iv) degree=3 (Polynomial is $xyz-3$)

( 0. 5 marks )

(v) degree=4 (Polynomial is $xy+y{z}^2-z{x}^3$)

( 0. 5 marks )

(vi) degree=12 (Polynomial is $x^5{y}^7-8x^3{y}^8+10x^4{y}^4{z}^4$)

( 0. 5 marks )