sylivevalerius sylivevalerius

27-01-2021
Mathematics

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f(x) = sqrt(- 2x) Determine for each value whether it is in the domain of f or not.

fx sqrt 2x Determine for each value whether it is in the domain of f or not class=

Respuesta :

27-01-2021

Answer:

only -2 is in the domain

Step-by-step explanation:

For negative values under the sqrt, there is no real answer, hence

-2x ≥ 0

only for x=-2 this is the case.

The domain represents all the valid input values for x.

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