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Let z(1)=2+3i and z(2)=3+4i be two point...

Let `z_(1)=2+3i` and `z_(2)=3+4i` be two points on the complex plane. Then the set of complex numbers z satisfying `|z-z_(1)|^(2)+|z-z_(2)|^(2)=|z_(1)-z_(2)|^(2)` represents

A

a straight line

B

a point

C

a circle

D

a pair of straight lines

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2013-MULTIPLE CHOICE QUESTIONS
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  2. The limit of [(1)/(x^(2))+((2013)^(x))/(e^(x)-1)-(1)/(e^(x)-1)] as x t...

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  3. Let z(1)=2+3i and z(2)=3+4i be two points on the complex plane. Then t...

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  4. Let p (x) be a quardractic polynomial constant term 1. Suppose p (x) w...

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  6. Five numbers are in H.P. The middle term is 1 and the ratio of the sec...

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  7. The limit of {(1)/(x)sqrt(1+x)-sqrt(1+(1)/(x^(2)))} as x to 0

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  8. The maximum and minimum values of cos^(6)theta+sin^(6)theta are respec...

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  9. If a, b, c are in A.P., then the straight line ax+2by+c=0 will always ...

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  10. If one end of a diameter of the circle 3x^(2)+3y^(2)-9x+6y+5=0 is (1, ...

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  11. The value of cos^(2)75^(@)+cos^(2)45^(@)+cos^(2)15^(@)-cos^(2)30^(@)-c...

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  12. Suppose z=x+iy where x and y are real numbers and i=sqrt(-1). The poin...

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  14. The line y=x intersects the hyperbola (x^(2))/(9)-(y^(2))/(25)=1 at th...

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  15. The equation of the circle passing through the point (1, 1) and the po...

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  16. Six positive numbers are in G.P., such that their product is 1000. If ...

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  18. The number of lines which pass through the point (2, -3) and are a dis...

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  19. If alpha, beta are the roots of the quadratic equation ax^(2)+bx+c=0 a...

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