Question

x power of cube + x power of square + X + 1​

Answer 1

Step-by-step explanation:

x

2

+x+1=0 implies

x=w,w

2

where w,w

2

are cube roots of unity.

Now

1+w+w

2

=0

w

3

=1

And

w

ˉ

=w

2

.

Now

(x+

x

1

)

2

+(x

2

+

x

2

1

)

2

....(x

27

+

x

27

1

)

2

=(w+

w

ˉ

)

2

+(w

2

+

w

2

ˉ

)

2

+...(w

27

+

w

27

ˉ

)

2

Answer 2

power of cube + x power of square + X + 1Answer:

hope it helps you✌✌

the scientific study of the structure of substances and what happens to them in different conditions or when mixed with each other