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Popular >

domain of f(x)=ln(x-20)

Solution

domain

f (x) = ln (x - 20)

Solution

x > 20

+1

Interval Notation

(20, \infty)

Solution steps

Find positive values for logs:

x > 20

The function domain

x > 20

Popular Examples

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

domain of (3x^2+5x-3)/(8x^2)domain

\frac{3 x ^{2} + 5 x - 3}{8 x ^{2}}

domain of f(x)=sqrt(25+5^x)domain

f (x) = 25 + 5^{x}

domain of log_{10}(13-x)domain

lo g_{10} (13 - x)

domain of f(x)=(e^x)/(x^8)domain

f (x) = \frac{e ^{x}}{x ^{8}}

Frequently Asked Questions (FAQ)

What is the domain of f(x)=ln(x-20) ?
The domain of f(x)=ln(x-20) is x>20