Question: Please help. I don't know why this is wrong... State the domain and range of the function. (Enter your answers using interval notation.) f(x) =

Please help. I don't know why this is wrong...

State the domain and range of the function. (Enter your answers using interval notation.)

f(x) = -x^2-4x-6

The domain I know is - infinity, to infinity. For the range I got 2, to infinity. But that second part is being marked wrong.

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