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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

Text Solution

Verified by Experts

The correct Answer is:
C
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HIMALAYA PUBLICATION-COMPLEX NUMBERS-QUESTION BANK
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  7. If x+i y=(-1+i sqrt(3))^(2010), then x=

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  8. The value of |(1+i sqrt(3))/((1+(1)/(i+1))^(2))|=

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  10. If P(x, y) denotes z=x+i y in Argand's plane and |(z-1)/(z+2 i)|=1, t...

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  11. The argument of the complex number sin((6pi)/(5))+i(1+cos.(6pi)/(5)) i...

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  12. The maximum value of n lt 101 such that 1+sum(k=1)^(n)i^(k)=0 is

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  13. The value of (-1+sqrt(3))^(62)+(-1-sqrt(-3))^(62) is

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  14. All complex number z which satisfy the equation |(z-6 i)/(z+6 i)|=1 li...

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  15. If z is a complex number with |z|=1 and z+(1)/(z)=x+iy, then xy=

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  16. The real part of log log i is

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  18. Among the complex numbers, z satisfying |z+1-i| le 1, the number havin...

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  19. If |z+4| le 3, then the maximum value of |z+1| is

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  20. If z(1)=sqrt(3)-i, z(2)=1+i sqrt(3), then amp(z(1)+z(2))=

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