What is the Domain of the function y=square root x+4

A)-infinity < x < infinity
B)-4 greater than or equal too x < infinity
C) 0 greater than or equal too x< infinity
D) 4 greater than or equal too x< infinity

Question

11-07-2017
Mathematics

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What is the Domain of the function y=square root x+4

A)-infinity < x < infinity
B)-4 greater than or equal too x < infinity
C) 0 greater than or equal too x< infinity
D) 4 greater than or equal too x< infinity

Respuesta :

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irspow irspow · Answer 1 · 2017-07-11T17:54:32+02:00

irspow irspow

11-07-2017

Since there is no real square root of a negative value:

x+4≥0

x≥-4, in interval notation:

x=[-4, +oo)

In words, x is greater than or equal to negative 4.

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What is the Domain of the function y=square root x+4 A)-infinity < x < infinity B)-4 greater than or equal too x < infinity C) 0 greater than or equal too x< infinity D) 4 greater than or equal too x< infinity

Respuesta :

Otras preguntas

What is the Domain of the function y=square root x+4

A)-infinity < x < infinity
B)-4 greater than or equal too x < infinity
C) 0 greater than or equal too x< infinity
D) 4 greater than or equal too x< infinity