Maths-
General
Easy

Question

If 1,a1,a2⋯⋯n-1 are n roots of unity, then the value of (1-a1)(1-a2)(1-a3)…(1-an-1 )

  1. square root of 3
  2. 1 half
  3. n
  4. 0

The correct answer is: 0

Related Questions to study

General
Maths-

If Im open parentheses fraction numerator z minus 1 over denominator 2 z plus 1 end fraction close parentheses equals negative 4 then locus of z is

If Im open parentheses fraction numerator z minus 1 over denominator 2 z plus 1 end fraction close parentheses equals negative 4 then locus of z is

Maths-General
General
Maths-

If z2+z+1=0 where z is a complex number, then value of open parentheses z plus 1 over z close parentheses squared plus open parentheses z squared plus 1 over z squared close parentheses squared plus open parentheses z cubed plus 1 over z cubed close parentheses squared plus midline horizontal ellipsis times times plus open parentheses z to the power of 6 plus 1 over z to the power of 6 close parentheses squared is [ ]

If z2+z+1=0 where z is a complex number, then value of open parentheses z plus 1 over z close parentheses squared plus open parentheses z squared plus 1 over z squared close parentheses squared plus open parentheses z cubed plus 1 over z cubed close parentheses squared plus midline horizontal ellipsis times times plus open parentheses z to the power of 6 plus 1 over z to the power of 6 close parentheses squared is [ ]

Maths-General
General
General

Choose the synonym of tale

Choose the synonym of tale

GeneralGeneral
parallel
General
Maths-

If a=Cis⁡ α,b=Cis⁡ β c=Cis γ and fraction numerator left parenthesis b plus c right parenthesis left parenthesis c plus a right parenthesis left parenthesis a plus b right parenthesis over denominator a b c end fraction equals
K cos invisible function application open parentheses fraction numerator alpha minus beta over denominator 2 end fraction close parentheses cos invisible function application open parentheses fraction numerator beta minus gamma over denominator 2 end fraction close parentheses cos invisible function application open parentheses fraction numerator gamma minus alpha over denominator 2 end fraction close parentheses then K= (H.W)

If a=Cis⁡ α,b=Cis⁡ β c=Cis γ and fraction numerator left parenthesis b plus c right parenthesis left parenthesis c plus a right parenthesis left parenthesis a plus b right parenthesis over denominator a b c end fraction equals
K cos invisible function application open parentheses fraction numerator alpha minus beta over denominator 2 end fraction close parentheses cos invisible function application open parentheses fraction numerator beta minus gamma over denominator 2 end fraction close parentheses cos invisible function application open parentheses fraction numerator gamma minus alpha over denominator 2 end fraction close parentheses then K= (H.W)

Maths-General
General
General

Choose the correct sentence.

Choose the correct sentence.

GeneralGeneral
General
General

What is the meaning of the following idiom
A Knuckle sandwich.

What is the meaning of the following idiom
A Knuckle sandwich.

GeneralGeneral
parallel
General
Maths-

The polynomial x6+4x5+3x4+2x3+x+1 is divisible by

The polynomial x6+4x5+3x4+2x3+x+1 is divisible by

Maths-General
General
General

Replace the underlined word with the correct word.
Mob is dispersed in different directions.

Replace the underlined word with the correct word.
Mob is dispersed in different directions.

GeneralGeneral
General
Maths-

If z is a complex number satisfying the relation |z+1|=z+2(1+i), then z is

If z is a complex number satisfying the relation |z+1|=z+2(1+i), then z is

Maths-General
parallel
General
General

Choose the Synonym for the word ' as expected".

Choose the Synonym for the word ' as expected".

GeneralGeneral
General
Maths-

If z1,z2 are the roots of equation z2-az+a2=0, then open vertical bar z subscript 1 over z subscript 3 close vertical bar =(H⋅W) [ ]

If z1,z2 are the roots of equation z2-az+a2=0, then open vertical bar z subscript 1 over z subscript 3 close vertical bar =(H⋅W) [ ]

Maths-General
General
General

Choose the synonym of secondly .

Choose the synonym of secondly .

GeneralGeneral
parallel
General
Maths-

If fraction numerator z minus 1 over denominator z plus 1 end fraction is purely imaginary then

If fraction numerator z minus 1 over denominator z plus 1 end fraction is purely imaginary then

Maths-General
General
General

What kind of sentence is this?
Sit here.

What kind of sentence is this?
Sit here.

GeneralGeneral
General
Maths-

The principal mod-amplitude form of 2 minus square root of 3 plus straight i is

The principal mod-amplitude form of 2 minus square root of 3 plus straight i is

Maths-General
parallel

card img

With Turito Academy.

card img

With Turito Foundation.

card img

Get an Expert Advice From Turito.

Turito Academy

card img

With Turito Academy.

Test Prep

card img

With Turito Foundation.