giseljuarez23 giseljuarez23

21-01-2021
Mathematics

contestada

Which inequality represents all values of x for which the product below is
defined?
20 pts

Which inequality represents all values of x for which the product below is defined 20 pts class=

Respuesta :

ChoiSungHyun ChoiSungHyun

21-01-2021

Step-by-step explanation:

√a is defined only when a >= 0.

Therefore for √4x * √(x + 2) to be defined, both 4x and x + 2 must be non-negative.

When 4x >= 0, x >= 0.

When x + 2 >= 0, x >= -2.

x >= 0 and x >= -2, therefore we have x >= 0. (D)

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