If f(x)=square root 4x+9+2, which inequality can be used to find the domain of f(x)?
2 answers:
we have
we know that
The radicand must be greater than or equal to zero
so
the domain is is the interval--------> [-2.25,∞)
therefore
<u>the answer is</u>
4x + 9 ≥ 0
There is your answer
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