What is the domain of f(x)=sqrt(7x-42)+2 ?

The domain of f(x)=sqrt(7x-42)+2 is x>= 6

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domain of f(x)=sqrt(7x-42)+2

domain

f (x) = 7 x - 42 + 2

x \geq 6

Interval Notation

[6, \infty)

Solution steps

Find non-negative values for radicals:

x \geq 6

The function domain

x \geq 6

f (x) = \frac{3 x + 2}{5 x - 2}

y = 8 - 7 x - x^{3}

f (x) = \frac{1}{x + 18}

f (x) = 10

What is the domain of f(x)=sqrt(7x-42)+2 ?
The domain of f(x)=sqrt(7x-42)+2 is x>= 6