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
`        Let z1 and z2 be nth roots of unity which subtend a right angle at origin ,then prove that n must be of the form 4K`
6 months ago

Vikas TU
10040 Points
```							Dear student Zn -1 = 0 Z = 11/nZ1 = et2*pie/n Z2 = et2*pie/n Q1 = 2*pie*k / n Q2 = 2*pie(k+1)/n Q2 – Q1 = pie/22pie/n (K+1-k) = pie/2n =4k
```
6 months 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