Question:
The range of the function f(x) = logax, a > 0 is _________
Solution:
f(x) = loga x ; a > 0
$f(x)=\frac{\log _{10}(x)}{\log _{10}(a)}$
Since a > 0 ⇒ f(x) is defined for R+ −{0}
∴ Range set of f(x) is R
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