PDF chapter test TRY NOW

1. Without actually calculating the cubes, find the value of \(48^3 – 30^3 – 18^3\)
 
\(48^3 – 30^3 – 18^3=\)
 
2. Without finding the cubes, factorise \((x – y)^3 + (y – z)^3 + (z – x)^3\) .
 
\((x – y)^3 + (y – z)^3 + (z – x)^3=\)