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If |z1|=15 and |z2-3-4i|=5,t h e n...

If `|z_1|=15 and |z_2-3-4i|=5,t h e n`

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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  3. If |z1|=15 and |z2-3-4i|=5,t h e n

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  8. If (pi)/2 < alpha < (3pi)/2 then the modulus argument of (1+cos 2alpha...

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  14. If |z1-z0|=|z2-z0|=a and amp((z2-z0)/(z0-z1))=pi/2 , then find z0

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