Question

x=1+i/root2,f(x)=x ki power 6 +x ki power 4+x ki power 2+ 1
. please do it in class 11th basis

Answer 1

Answer:

0

Step-by-step explanation:

x=1-i/√2

x²=(1-i)(1-i)/2

=(1+i²-2i)/2

=(1-1-2i)/2

=-2i/2

x²=-i

x^4=(-i)²=i²=-1

x^6=x^4*x²

=(-1)*(-i)=i

hence x^6+x^4+x^2+1

=i-1-i+1

=i-i+1-1

=0