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Recent questions tagged de moviers theorem
+2
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1
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If 1,ω,ω^2 are the cube roots of unity, then the value of (1+ω)^3 -(1+ω^2)^3 is
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Apr 4, 2019
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by
kratos
jee
jee mains
de moviers theorem
+3
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1
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If |z-2|/|z-3| = 2 represents a circle then its radius is
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Apr 2, 2019
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JEE
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kratos
jee
de moviers theorem
jee mains
+1
vote
1
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Find the ******* centre of the three circles x^2 + y^2 = a^2 , (x – c)^2 + y^2 = a^2 and x^2 + (y – b)^2 = a^2.
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Mar 31, 2019
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JEE
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kratos
circle
de moviers theorem
class-11
jee
circles
jee mains
+2
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1
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The product of n, nth roots of unity is (1) 1 (2) – 1 (3) (-1)^n-1 (4) (-1)^n
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Mar 21, 2019
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JEE
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kratos
jee
jee mains
de moviers theorem
+3
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1
answer
Let A0 A1 A2 A3 A4 A5 be a regular hexagon inscribed in a circle of unit radius.
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Feb 20, 2019
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JEE
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kratos
straight lines
de moviers theorem
jee
jee mains
binomial theorem
class-12
bitsat
+2
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1
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The area of a circle is A1 and the area of a regular pentagon inscribed in the circle is A2 . Then A1 : A2 is
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Jan 30, 2019
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JEE
by
kratos
straight lines
de moviers theorem
class-11
jee
kvpy
jee mains
complex numbers
bitsat
+3
votes
1
answer
The minimum value of |a + bω + cω^2|, where a,b and c are all not equal integers
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Jan 25, 2019
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JEE
by
kratos
de moviers theorem
class-11
jee
jee mains
class-12
complex numbers
+1
vote
1
answer
The complex numbers z1 , z2, z3 are the vertices A, B, C of a parallelogram ABCD, then the fourth vertex D is
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Jan 17, 2019
in
JEE
by
kratos
complex numbers
jee
jee mains
de moviers theorem
+2
votes
1
answer
If a, b, c are integers and not all are equal, then the least value of |a + bω + cω^2| is (where ω and ω^2 are non-real cube roots of unity)
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Jan 7, 2019
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JEE
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kratos
isc
de moviers theorem
jee
icse
jee mains
class-12
complex numbers
jee advanced 2019
+3
votes
1
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If g (x) and h(x) are two polynomials such that the polynomial P(x) = g(x)^3+xh(x^3) is divisible by x^2 + x+1 then
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Jan 2, 2019
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JEE
by
kratos
jee
jee mains
de moviers theorem
+3
votes
1
answer
The change in TR due to the state of an additional units is called
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Dec 26, 2018
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JEE
by
kratos
de moviers theorem
cbse
business statistics
jee
consumption and investment functions
jee mains
class-12
+3
votes
1
answer
(-64)^1/4 equals (1) ±2(1=i) (2) ±2(1-i) (3) ±2(1±i) (4) 4i
asked
Dec 15, 2018
in
JEE
by
kratos
jee
jee mains
de moviers theorem
+3
votes
1
answer
The continued product of the four values of (cos π/3+isinπ/3)3/4 is
asked
Dec 9, 2018
in
JEE
by
kratos
jee
jee mains
de moviers theorem
+3
votes
1
answer
If cos A+cos B +cosC = sin A+sin B + sinC = 0 and A +B +C = π then the value of cos3A+ cos3B + cos3C is
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Dec 2, 2018
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JEE
by
kratos
de moviers theorem
properties of triangles
trigonometry
jee
class-10
jee mains
+1
vote
1
answer
Prove that the ******* centre of the circles described on the sides of a triangle as diameters is the orthocentre of the triangle.
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Nov 25, 2018
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JEE
by
kratos
circle
de moviers theorem
jee
circles
class-9
jee mains
+1
vote
1
answer
If ω is a complex cube root of unity, then the value of a + bω + cω^2/c + aω + bω^2 + a + bω + cω^2/b + cω + aω^2 is equal to
asked
Oct 3, 2018
in
JEE
by
kratos
isc
de moviers theorem
jee
icse
jee mains
class-12
complex numbers
jee advanced 2019
+3
votes
1
answer
Let A0, A1, A2, A3, A4, A5, be a regular hexagon inscribed in a circle of unit radius.
asked
Sep 25, 2018
in
JEE
by
kratos
de moviers theorem
jee
jee mains
binomial theorem
class-12
complex numbers
bitsat
+3
votes
1
answer
The complex number z = 1 + i is rotated through an angle 3π/ 2 in anticlockwise direction about the origin and stretched by additional √2 units
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Sep 14, 2018
in
JEE
by
kratos
complex numbers
jee
jee mains
de moviers theorem
+3
votes
1
answer
[(1+sinπ/8+icosπ/8/1+sinπ)/(8-icosπ/8)]8 =
asked
Sep 10, 2018
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JEE
by
kratos
jee
jee mains
de moviers theorem
+2
votes
1
answer
If Z = (√3/2+i/2)^5 +(√3/2-i/2)^5, then
asked
Sep 7, 2018
in
JEE
by
kratos
jee
jee mains
de moviers theorem
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