hernandezvidal hernandezvidal

18-04-2020
Mathematics

contestada

the sum of a number and 3 times its reciprocal is -4.Find the number

Respuesta :

kenlingdad kenlingdad

18-04-2020

Answer:

x = -1 or x = -3

Step-by-step explanation:

x + 3/x = -4

x² + 3 = -4x

x² + 4x + 3 = 0

(x + 1) (x + 3) = 0

x = -1 or x = -3

check: (-1) + (3/-1) = -1 - 3 = -4

(-3) + (3/(-3)) = -3 -1 = 14

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