Factorise :
$x^{3}+x^{2}-4 x-4$
Factorise
$8 x^{3}-26 x^{2}+13 x+5$
Using suitable identity, evaluate the following:
$101 \times 102$
Factorise the following quadratic polynomials by splitting the middle term
$12 x^{2}+23 x+5$
Which of the following expressions is a polynomial, state the reason ? If an expression is polynomial, state whether it is a polynomial in one variable or not
$3 x^{2}+5 x-7+\frac{8}{x}$