4-1.Complex numbers
hard

यदि $\mathrm{z}=\alpha+\mathrm{i} \beta,|\mathrm{z}+2|=\mathrm{z}+4(1+\mathrm{i})$, तो $\alpha+\beta$ तथा $\alpha \beta$ किस समीकरण के मूल हैं ?

A

$x^2+7 x+12=0$

B

$x^2+3 x-4=0$

C

$x^2+2 x-3=0$

D

$x ^2+ x -12=0$

(JEE MAIN-2023)

Solution

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Standard 11
Mathematics

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