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Math Chapter Wise

206 track questions

Math Chapter Wise subcategory

Complex Number, De Moivre's Theorem And Nth Root Of Unity questions

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EnglishTGT 2009

Q201.The value of (((()))) 4 2 3 3 +ω+ ω +ω+ ω +ω+ ω +ω+ ω is:

EnglishTGT 2004

Q202.If z is a complex number such that z-i z + i = 1 then z will be located in:

EnglishTGT 2004

Q203.Imaginary root of a polynomial equation always occur in pairs when the coefficients of the equation are:

EnglishTGT 2004

Q204.The principal argument of the complex number –1 –i is

EnglishTGT 2004

Q205.Let ω ≠ 1 unit be the cube root. Then n will be the least positive integer for which (1+ω2)n = (1+ω4)n becomes.

EnglishTGT 2004

Q206.Let 1 3 i 2 2 ω = − + ω = − + ω = − + ω = − + then the value of determinant 2 2 2 4 1 1 1 1 1 1 − − ω − − ω − − ω − − ω will be:

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