Click to Chat

1800-1023-196

+91-120-4616500

CART 0

• 0

MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
`        If w is a non real cube root of unity then the expression (1-w)(1-w^2)(1+w^4)(1+w^8) is equal to`
2 years ago

Arun
24740 Points
```							Dear student Use 1 + w +w² = 0&w³ = 1 Now (1-w)(1-w²)(1+w⁴)(1+w^8)= (1-w) (1-w²)(1+w)(1+w²)= (1-w²)(1-w⁴)= (1-w²)(1-w)= (1-w-w²+w³l= (1 -(w+w²) +1)= (1 -(-1) +1)= (1+1+1)= 3  RegardsArun (askIITians forum expert)
```
2 years ago
Think You Can Provide A Better Answer ?

## Other Related Questions on Algebra

View all Questions »

### Course Features

• 731 Video Lectures
• Revision Notes
• Previous Year Papers
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Test paper with Video Solution

### Course Features

• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions