Trigonometry Examples

Find the Domain f(x) = log base 7 of 13x+3
Set the argument in greater than to find where the expression is defined.
Solve for .
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Subtract from both sides of the inequality.
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Move the negative in front of the fraction.
The solution consists of all of the true intervals.
The domain is all values of that make the expression defined.
Interval Notation:
Set-Builder Notation:
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