flyinpuck flyinpuck

15-02-2022
Mathematics

contestada

The square of a certain negative number is equal to five more than one-half of that number. What is the number?

-2
-5/2
-1/2

Respuesta :

kings2390 kings2390

15-02-2022

Answer:

-2

Step-by-step explanation:

x^2 = 5 + (1/2)x

x^2 - 0.5x - 5 = 0

x = 5/2

x = -2

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