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If iz^3+z^2-z+i=0 then the value of abs(...

If `iz^3+z^2-z+i=0` then the value of `abs(z)` is

A

2

B

1

C

`sqrt2`

D

none of these

Text Solution

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The correct Answer is:
B
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PATHFINDER-COMPLEX NUMBERS-QUESTION BANK
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  6. The complex no z=x+iy satisfying the condition amp((z-i)/(z+i))=pi/4 l...

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  7. If z1 and z2 are two complex no. st abs(z1+z2) =abs(z1)+abs(z2) then

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  8. Let z1 and z2 are two complex nos s.t. abs(z1) =abs(z2)=1 then abs((z1...

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  10. The value of (1-i)^(-2)-(1+i)^(-2) is

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  11. If p,q,r three complex nos. so that p+q+r =0 and abs(p)=abs(q)=absr=1 ...

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  13. If 2i^2+6i^3+3i^(16)-6i^(19)+4i^(25)=x+iy, then

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  14. The value of (cos(pi/10)+isin(pi/10))(cos((2pi)/10)+isin((2pi)/10))...

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  17. Value of i^(n)+i^(n+1)+i^(n+2)+i^(n+3)("when" i=sqrt(-1))-

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