Home
Class 12
MATHS
If omega(ne 1) be a cube root of unity a...

If `omega(ne 1)` be a cube root of unity and `(1+omega)^(7)=A+Bomega`, then A and B are respectively the numbers.

A

(1,1)

B

(1,0)

C

(-1,1)

D

(0,1)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

There are three voltmeters of the same range but of resistance 10000 Omega, 8000 Omega and 4000 Omega respectively. The best voltmeter among these is the one whose resistance is

If omega(ne1) is a cube root of unity, then (1-omega+omega^(2))(1-omega^(2)+omega^(4))(1-omega^(4)+omega^(8)) …upto 2n is factors, is

If omega is a cube root of unity but not equal to 1, then minimum value of abs(a+bomega+comega^(2)) , (where a,b and c are integers but not all equal ), is

If 1,omega,omega^(2) are the cube roots of unity, then the roots of the equation (x-1)^(3)+8=0 are

With 1,omega,omega^(2) as cube roots of unity, inverse of which of the following matrices exists?

omega is the cube root of 1 and omega ne 1 . Now r_(1), r_(2) and r_(3) are the number obtained while tossing dice thrice. Then ………… is the probability for omega^(r^(1)) +omega^(r^(2))+omega^(r^(3))=0

If a,b,c are distinct integers and omega(ne 1) is a cube root of unity, then the minimum value of |a+bomega+comega^(2)|+|a+bomega^(2)+comega| is

if omegaa n domega^2 are the nonreal cube roots of unity and [1//(a+omega)]+[1//(b+omega)]+[1//(c+omega)]=2omega^2 and [1//a+omega^2]+[1//b+omega^2]+[1//c+omega^2]=2omega^ , then find the value of [1//(a+1)]+[1//(b+1)]+[1//(c+1)]dot

The emf E and the internal resistance r of the battery shown in figure are 4.3V and 1.0Omega respectively. The external resistan ce R is 50Omega . The resistance of the ammeter and voltameter are 2.0Omega an d 200Omega respectively. Find the respective reading of the voltmeter.

Graph shows three waves that are separately sent along a string that is stretched under a certain tension along x-axis. If omega_(1),omega_(2) and omega_(3) are their angular frequencies, respectively, then: