If 1- w - w 2 are three cube roots of unity- then 1- w - w 21- w - w 2 is - - - - -A- 1B- 2C- 3D- 4

The correct option is D 4 (1 w+w^2)(1+w w^2) = 3 w w^2 nbsp; = 4 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Introduction

If 1, w , w 2...

Question

If 1, w, $w^{2}$ are three cube roots of unity, then $(1 - w + w^{2}) (1 + w - w^{2})$ is .............

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

Suggest Corrections

Similar questions

If 1, w, $w^{2}$ are three cube roots of unity, then $(1 - w + w^{2}) (1 + w - w^{2})$ is .............

1, w, w^{2}

(1 - w + w^{2}) (1 + w - w^{2})

1, w, w^{2}

{(1 - w + w^{2})}^{6} + {(1 - w^{2} + w)}^{6} = 128

w

w^{2}

{(1 + 3 w + w^{2}) + (1 + 3 - w^{2})}^{4}

1, W, W^{2}

w^{2} (1 + W)^{3} - (1 + W^{2}) W =

Join BYJU'S Learning Program