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If z = (-2)/(1 + sqrt(3i)) , then the v...

If `z = (-2)/(1 + sqrt(3i)) ` , then the value of age z is

A

`pi`

B

`pi//3`

C

`2pi//3`

D

`pi//4`

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IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHEMATICS 2004-MCQ
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  2. Let z1, z2, z3 be three vertices of an equilateral triangle circumscri...

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  3. If z = (-2)/(1 + sqrt(3i)) , then the value of age z is

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  4. The locus of the point z satisfying arg [( z - 1)/(z+1)] = k,where k ...

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  5. If P(3,4,5),Q(4,6,3) ,R (-1,2,4) ,S(1,0,5) ,then the projection of RS ...

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  6. If a line makes alpha , beta , gamma with the positive direction of x,...

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  7. The projection of a line segment on the coordinate axes are 2,3,6. The...

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  8. The decimal equivalent ot the binay number 10011.1 is

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  9. The binary represents of 60 is :

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  10. Which of the following statement is acontradiction (p ^^ q)^^(~(p vv ...

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  11. The period of f(x)=sin((pix)/(n-1))+ cos ((pix)/(n)), n in Z, n gt 2,...

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  12. The radius of the circle whose arc of length 15 km makes an angle of 3...

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  13. If 3^(x)+2^(2x) ge 5^(x), then the solution set for x, is

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  14. The number of integral solutions of (x+1)/(x^2+2)>1/4 is

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  15. The value of k for which the equation (k-2) x^(2) + 8x + k + 4 = 0 has...

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  16. The triangle PQR of which the angles P,Q,R satisfy cos P = (sin Q)/(2...

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  17. The function f(x)=[x^2] (where [y] is the greatest integer less tha...

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  18. A function f(x) =(x^(2) -3x +2)/(x^(2)+ 2x -3) is

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  19. The locus of the point P(x,y) satisfying the relation sqrt((x-3)^2+(y-...

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  20. If z1,z2 and z3 are complex numbers such that |z1|=|z2|=|z3|= |1/z1+1/...

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