IIT JEE COMPLEX NUMBERS AND QUADRATIC EQUATIONS If `z_1a n dz_2` are complex numbers and `u=sqrt(...

45 views · Published 21 September 2017 · 5:19 · Indexed 19 October 2026

Channel: Doubtnut · 2017 · Education

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This is the Solution of question from Cengage Publication Math Book Algebra Chapter 6 COMPLEX NUMBERS AND QUADRATIC EQUATIONS written By G. Tewani. You can Find Solution of all math questions from CENGAGE BOOK on our app DOUBTNUT for free. Download Doubtnut from - https://doubtnut.app.link/n2P9BbrDxR

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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