Classify the following as linear, quadratic and cubic polynomials:
(i) x2 + x
(ii) x – x3
(iii) y + y2 + 4
(iv) 1 + x
(v) 3t
(vi) r2
(vii) 7x3
(i) Quadratic Polynomial
(ii) Cubic Polynomial
(iii) Quadratic Polynomial
(iv) Linear Polynomial
(v) Linear Polynomial
(vi) Quadratic Polynomial
(vii) Cubic Polynomial