(1+-)(1-+) is
4
2
Zero
With the help of 2 properties of cube roots of unity, we can solve this question.
Property 1,
Property 2,
Now we have to find the value of (1+-)(1-+)
Using property 2,
Now use property 1,
Option (1) is correct
BITSAT 2024 application correction facility begins tomorrow; editable fields
BITSAT 2024 registration window closes tomorrow; exam from May 20
BITSAT 2024 registration deadline extended till April 16; session 1 exam from May 19 to 24
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now