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Sagot :
Answer:
- B. positive numbers and zero
Step-by-step explanation:
This is a square root function:
- f(x) = 3√x
The domain is the x-values which include all non-negative real numbers
Correct choice is B
Answer:
All real numbers positive numbers and zero.
Step-by-step explanation:
Domain: set of all possible input values (x-values)
Range: set of all possible output values (y-values)
Given function:
[tex]f(x)=3 \sqrt{x}[/tex]
As the square root of x is undefined for negative real numbers, the domain is positive numbers and zero.
The largest value of the domain is unbounded, so the domain in interval notation is [0, ∞).

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