carolinedemick carolinedemick

03-07-2020
Mathematics

contestada

Select whether the equation has a solution or not.
[tex] \sqrt{4x + 5} - \sqrt{x - 1} = \sqrt{x + 4} [/tex]

Respuesta :

Alfpfeu Alfpfeu

03-07-2020

Answer:

5 is solution

Step-by-step explanation:

hello,

I am not sure what is expected for this kind of question.

we can notice that 5 is a solution as

[tex]\sqrt{4*5+5}-\sqrt{5-1}=\sqrt{25}-\sqrt{4}=5-2=3\\and\\\sqrt{5+4}=\sqrt{9}=3[/tex]

hope this helps

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