The following expressions are polynomials? Justify your answer:
$\frac{(x-2)(x-4)}{x}$
Classify the following as a constant, linear,quadratic and cubic polynomials:
$t^{2}$
By using the factor theorem, show that $(x+2)$ is a factor of the polynomial $6 x^{3}+19 x^{2}+16 x+4$ and then factorise $6 x^{3}+19 x^{2}+16 x+4$
Evaluate the following products without multiplying directly
$78 \times 84$
State whether each of the following statements is true or false
The degree of polynomial $5 x^{2}-7 x+2$ is $5 .$