Question

m4 + m2 +1
Factorise.​

Answer 1

Step-by-step explanation:

(m2)2+m2+1

let m2=y

y2+y+1

a=1,b=1,c=1

by quadratic formula

y=-b+-√b2-4AF/2a

=-(1)+-√(1)^2-4(1)(1)/2(1)

=-1+-√1-4/2

=-1+-√-3/2

y=-1+√3i/2,y=-1-√3i/2

put value of y

m2=-1+√3i/2,m2=-1-√3i/2