Question

4. Prove that 2a0 = w2 - w^2o
need solution urgently
​

Answer 1

ANSWER

(1+ω 2 +2ω) 3n

−(1+ω+2ω 2 ) 3n

∵ω 2 +ω+1=0

⇒ω 2 +2ω+1=ω

1+ω+2ω 2 =ω 2

⇒(ω)

3n −(ω 2 )

3n =(ω

3 ) n −(ω 3 ) 2n =1−1=0.

here's the answer......