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If z1a n dz2 are complex numbers and u=s...

If `z_1a n dz_2` are complex numbers and `u=sqrt(z_1z_2)` , then prove that `|z_1|+|z_2|=|(z_1+z_2)/2+u|+|(z_1+z_2)/2-u|`

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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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