Evaluate log base 9 of 25

Math
Rewrite using the change of base formula.
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The change of base rule can be used if and are greater than and not equal to , and is greater than .
Substitute in values for the variables in the change of base formula, using .
Rewrite as .
Expand by moving outside the logarithm.
Rewrite as .
Expand by moving outside the logarithm.
Cancel the common factor of .
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Cancel the common factor.
Rewrite the expression.
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Evaluate log base 9 of 25
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