Domain of x 8


Asked by maham237 @ in Mathematics viewed by 236 People


Which function has a domain of {x | x > 8}?

Answered by maham237 @



Answer:

\sqrt{x-8}

Step-by-step explanation:

The domain is given in the set-builder form and it is the set of all real numbers greater than 8.

i.e., the domain is (8, ∞).

Now, consider the function f(x) = \sqrt{x-8}. This function accepts all real numbers greater than 8 as input.

But, for values less than 8, the output is not real.

Hence, \sqrt{x-8} is the required function.


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