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NDA 2019

Exam: NDA
Year: 2019
Subject: Mathematics
Chapter: Functions

NDA 2019 · Mathematics · Functions

The domain of the function f defined by f(x)= _x 10 is

The domain of the function

f

defined by

f(x)=\log _x 10

is

Options

A $x > 10$
B $\mathrm{x} > 0$ excluding $\mathrm{x}=10$
C $x \geq 10$
D $x > 0$ excluding $x=1$

Correct answer

D. $x > 0$ excluding $x=1$

Step-by-step solution

f(x)=\log _x 10

Domain of logarithmic function is

\mathrm{x} > 0

excluding

\mathrm{x}=1

.

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