k00502960 k00502960

15-05-2022
Mathematics

contestada

What is |1 − 8i|?
A. 65
B. √13
C. √-65
D. √65

Respuesta :

AnjulaReddy AnjulaReddy

15-05-2022

Hey There !

|1-8i| is in the form of |a+bi| = √a^2+b^2

So now ,

a = 1 b=-8

=> √1^2+(-8)^2

=> √1+64

=> √65

Hence option D is correct

Hope this helps you!:)

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