MY CART (5)

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: R

There are no items in this cart.
Continue Shopping

X

“Hurray! You have won the gift voucher. Redeem your points now."

X

                   (i+under root 3)whole to the power100  +(i -under root 3)whole to the power 100 + 2 whole to the power 100=????
                   

4 years ago

Share

Answers : (1)

                                        

Dear Gurpreet,


 


w = (-1 + sqrt.3 i)/2   or w = (-1 - sqrt.3 i)/2


i2 = -1


so, w = i (i + sqrt.3 )/2 and w = i (i - sqrt.3 )/2


put value of w = (i + sqrt.3 ) and w = (i - sqrt.3 ) in given quest. and use w3 = 1 and i2 = -1 to solve the problem.


 


 


Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.


All the best.


Win exciting gifts by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian.


Now you score 5+15 POINTS by uploading your Pic and Downloading the Askiitians Toolbar  respectively : Click here to download the toolbar..


 


Askiitians Expert


Anil Pannikar


IIT Bombay

4 years ago

Post Your Answer

More Questions On IIT JEE Entrance Exam

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!!
Click Here for details
Hi, Which online test series would you consider the best for preparing for JEE? Thanks.
 
 
I think, askiitians would be the best one, because, its the only one that offers such an online programme at a cost of online test series.. you must discuss it with askiitians faculty..
  img
Saurabh Kumar 5 days ago
 
You can enroll for online coaching on askiitians website http://www.askiitians.com/iit-jee/online-coaching/
  img
Avinash 5 days ago
 
if you are good in concepts then i will prefer resonance................
 
arsalan nazim 4 days ago
Is M.L. Khanna IIT MATHEMATICS a sufficient book for JEE ?? Help me out please....
 
 
I may recommend the following books for extensive learning: S L Loney [for Trigno and Co-ord geomatry] Hall and Knight [algebra] Arihant [calculus] Tata Mcgrawhills [for practicing ques]...
 
Ayushmaan Vardhan 15 days ago
 
Yes its good one but you may consult other qauthors as well like – S L Loney, Hall and Knight, Arihant and Tata MCGrawhills and along with it also contact renowned institutions for...
 
Soneel Verma 14 days ago
 
Hi, the main ingredient for success is discipline. It requires discipline to study systematically and sincerely. There are a variety of brilliant reference books you can use. Math – McGraw...
 
Kalyani Jayachandran Menon 14 days ago
Dear sir/madam, I've already asked this question but I was not satisfied with the answer I received, I want to know if I'm eligible for JEE MAIN in 2016, if I've attempted my board (as...
 
 
JEE mains test can be attempted for thrice in three consecutive years and JEE advanced can be attempted for twice in two consecutive years, now you just make out for how many times you have ...
 
Ayushmaan Vardhan 26 days ago
 
Number of attempts which a candidate can avail in JEEMAIN is 3. That means you are eligible for JEEMAIN 2016.
 
Abhishek Ranjan 27 days ago
sir, I have got 269 in bitsat2015(general).What are my chances of getting a dual degree course in bits goa or hyderabad?
 
 
You see last years cutoffs on website of bits but that changes every year nothing can be said precisely but it can give you an idea.
  img
Abhinav one month ago
 
You should better visit the official websites and get to know about it...if you come up to their expectations, well and good otherwise prefer to visit – Chhattarpati Shivaji Inst of Tech,...
 
Soneel Verma one month ago
 
you should see last 3 year cut off to see the trend of increase of cut off. and pls visit its official page for further details
 
mohit vashishtha one month ago
sir i had chose to float for first round and now on the allotment letter it is written that i have to report again after the final round so when is the final round ?i was allocated iit...
 
 
There is no harm in reporting again, but it is adised that you must immediately visit the official website of Josaa to get the current status, and also keep an eye on the status of...
 
Ayushmaan Vardhan 10 days ago
View all Questions »