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PLEASE HELP ASAP!!
Kaylee solves the equation below by first squaring both sides of the equation.

[tex]1-y=\sqrt{2y^{2} -7}[/tex]

What extraneous solution does Kaylee obtain?

y=???

Respuesta :

alexhunter626

Answer:Use the app Math Way but I think it’s no solution.

Step-by-step explanation:

.

goodmate

Answer:

2

Step-by-step explanation:

Its an extraneous solution, not a normal solution. It shouldn't be -4, it should be 2.