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The complex number (1+2i)/(1-i) lies in:...

The complex number `(1+2i)/(1-i)` lies in:

A

Fourth quadrant

B

First quadrant

C

Second quadrant

D

Third quadrant.

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MODERN PUBLICATION-LINEAR INEQUATIONS-EXERCISE
  1. The solution of the equation |z|-z=1+2i is :

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  2. If alpha and beta are the roots of x^2+x+1=0, then alpha^16 + beta^16 ...

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  3. The complex number (1+2i)/(1-i) lies in:

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  4. If P is a point in the Argand diagram corresponding to the complex num...

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  5. The smallest positive integral value of ‘n’ such that [(1+sin frac (pi...

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  6. For (|x-1|)/(x+2) <1, x lies in the interval :

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  7. If a, b, c >0 and if abc=1, then the Value of a+b+c+ab+bc+ca lies in t...

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  8. Let z and w be two complex numbers such that |z|le1, |w|le1 and |z-iw|...

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  9. Find the range of f(x)=(x^2+34 x-71)/(x^2+2x-7)

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  10. If ax^2+bx+c=0 and 2x^2+3x+4=0 have a common root, where a, b, c in N ...

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  11. If (3+i)(z+bar z)-(2+i) (z- bar z)+14i=0, then z bar z =

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  12. 4+5((-1+i sqrt3)/2)^2008 +3((-1+i sqrt3)/2)^2009=

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  13. If the equation : (a +1) x^2 -(a+2)x+(a+3)=0 has roots equal in magni...

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  14. If alpha and beta are the roots of the quadratic equation x^2+4x+3=0,...

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  15. Which one of the following is one of the roots of the equation (b-c) x...

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  16. What is the value of x satisfying the equation : 16((a-x)/(a+x))^3= (a...

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  17. If alpha, beta are the roots of the equation : 2x^2-2(1+n^2)x+(1+n^2+n...

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  18. The roots of Ax^2 + Bx + C =0 are r and s. For the roots of x^2+ px + ...

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  19. What is the value of ((-1+i sqrt3)/2)^900+ ((-1-i sqrt3)/2)^301 ?

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  20. If 2^x+3^y =17 and 2^(x+2)-3^(y+1)=5, then what is the value of x ?

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