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Mathematics

Grade10

Easy

Question

Find the domain of the function $straight f left parenthesis straight x right parenthesis equals square root of straight x plus 2 end root$

x ≥ -2
x ≥ -1
x ≥ 0
x ≥ 2

hint Hint:

Finding the domain of the function f(x)
For function apply greater than and equal to 0

The correct answer is: x ≥ -2

Given that;
the domain of the function $straight f left parenthesis straight x right parenthesis equals square root of straight x plus 2 end root$
x + 2 ≥ 0
x ≥ -2
So, the domain of the function f(x) is x ≥ -2.

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