2 years ago

If f(x)=square root of 1/2x -10+3 which inequality can be used to find the domain of f(x)?

2 answers:

7 0

Hello :
f(x) = √(0.5x-10) +3

inequality can be used to find the domain of f(x) is : 0.5x-10 ≥ 0
0.5x ≥10
x ≥10/0.5
x ≥ 20

the domain of f(x) is : D = [20 ; + ∞[

Rina8888 [55]2 years ago

6 0

1/2x-10>0 is the correct answer

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