What is the domain of y is equal to the log base 5 of x ?
Answer
A
all real numbers greater than 0
B
all real numbers
C
all real numbers less than 0
D
all real numbers not equal to 0
Explanation
A logarithm is defined only when its argument is positive. For y = log base 5 of x, this requires x > 0, so the domain is all real numbers greater than 0.
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