Practicing Success
Practicing Success
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The domain of the function f(x) = log10log10(1+ x3) is |
(–1, ∞) (0, ∞) [0, ∞) (–1, ∞) |
(0, ∞) |
For f(x) to be defined log10(1+ x3) > 0 ⇒ 1+ x3 > 100 = 1 or x3 > 0 ⇒ x ∈ (0, ∞). Hence (B) is the correct answer. |
