When entered into a calculator the answer would be √-3x - 10
The domain of
First, find
Recall that
is the same thing as so take
Simplifying the fraction in the square root:
We have a square root function. Note that when there is a square root, the contents of the square root have to be positive, or greater than 0. This means that our domain is restricted to:
How do you write a square root function?
The basic form of the rule of a square root function is f(x)=√x. The standard form of the rule of the square root function is f(x)=a√b(x−h)+k where a is not equal to zero and b > 0.
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