Question

factorise :
(vi) a3 - 3a? + a-3​

Answer 1

Answer:

Step-by-step explanation:

a^3-3a^2+a-3

=) factor terms by grouping.

=) a³ -3a^2+a-3

=) (a^3-3a^2)+(a-3)

=) a^2(a-3)+(a-3)

=) factor a-3 from a^2(a-3)+(a-3)

=) (a-3) (a^2+1)

Hope it helps!