Classify the following as linear, quadratic and cubic polynomials:

**(i)**

Degree of this polynomial is 2 which means that it is a quadratic polynomial.

**(ii)**

Degree of this polynomial is 3 which means that it is a cubic polynomial.

**(iii) **

Degree of this polynomial is 2 which means that it is a quadratic polynomial.

**(iv) **

Degree of this polynomial is 1 which means that it is a linear polynomial.

**(v) **

Degree of this polynomial is 1 which means that it is a linear polynomial.

**(vi) **

Degree of this polynomial is 2 which means that it is a quadratic polynomial.

**(vii) **

Degree of this polynomial is 3 which means that it is a cubic polynomial.