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If |z2+i z1|=|z1|+|z2|a n d|z1|=3a n d|z...

If `|z_2+i z_1|=|z_1|+|z_2|a n d|z_1|=3a n d|z_2|=4,` then the area of ` triangleA B C ,` if affixes of `A ,B ,a n dCa r ez_1, z_2, a n d[(z_2-i z_1)/(1-i)]` respectively, is `5/2` b. `0` c.`(25)/2` d. `(25)/4`

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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
  1. If n >1 , show that the roots of the equation z^n=(z+1)^n are collinea...

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  2. If the expression a x^4+b x^3-x^2+2x+3 has remainder 4x+3 when divided...

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  3. If |z2+i z1|=|z1|+|z2|a n d|z1|=3a n d|z2|=4, then the area of triang...

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  4. What is the locus of w if w=3/za n d|z-1|=1?

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  5. If z is complex number, then the locus of z satisfying the condition...

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  6. Find the remainder when x^3+4x^2-7x+6 is divided by x-1.

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  7. What is the locus of z if ||z-cos^(-1)cos12|-|z-sin^(-1)s in 12||=8(pi...

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  8. Use the factor theorem to find the value of k for which (a+2b),w h e ...

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  9. If z is a complex number lying in the fourth quadrant of Argand plane ...

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  10. If z=(lambda+3)+isqrt(5-lambda^2) then the locus of Z is

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  11. Let z be a complex number having the argument theta ,0 < theta < pi/2,...

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  12. Given that x^2+x-6 is a factor of 2x^4+x^3-ax^2+b x+a+b-1, find the va...

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  13. If z be any complex number such that abs(3z-2)+abs(3z+2)=4 then locus ...

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  14. If p,q,r are three positive real number are in AP , then the roots of ...

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  15. A(z1),B(z2),C(z3) are the vertices of the triangle A B C (in anticlock...

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  16. If abs(z^2-1)=absz^2+1, then z lies on

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  17. A(z1),B(z2),C(z3) are the vertices of the triangle A B C (in anticlock...

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  18. The number of points of intersection of two curves y=2sinxa n dy=5x^2+...

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  19. If |z|=1, then the point representing the complex number -1+3z will li...

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  20. If one vertex of a square whose diagonals intersect at the origin is 3...

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