Question

simplify 1+27x3 by factorisation​

Answer 1

Answer:

Step-by-step explanation:

You can write (3 x)^3 - 1, which is obviously divisible by 3 x -1, then you obtain:

=27 x^3 - 1

= (3 x -1) (9 x^2 + 3 x +1)

Hope it helps :)