Write the coefficients of x² in each of the following:

(i)

(ii)

(iii)

(iv)

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer

(i)

(ii)

(iii)

(iv)

(v)

Give one example each of a binomial of degree 35, and of a monomial of degree 100.

Write the degree of each of the following polynomials:

(i)

(ii)

(iii)

(iv)

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