Without finding the cubes, factorise
$(x-2 y)^{3}+(2 y-3 z)^{3}+(3 z-x)^{3}$
Find the quotient and the remainder when $x^{3}+x^{2}-10 x+8$ is divided by
$x+3$
Classify the following as linear, quadratic or cubic polynomial
$x^{3}+5 x^{2}+12$
Classify the following as a constant, linear,quadratic and cubic polynomials:
$t^{2}$
Write the following cubes in expanded form
$(2 a-5 b)^{3}$