🛠️ JEE➗ Maths

Let \( f: R \rightarrow R \) be defined as \( f(x)=2 x-1 \) and \( g: R-\{1\} \rightarrow R-\{1\} \) be defined a \( g(x…

Q1

Let \( f: R \rightarrow R \) be defined as \( f(x)=2 x-1 \) and \( g: R-\{1\} \rightarrow R-\{1\} \) be defined a \( g(x)=\frac{x-\frac{1}{2}}{x-1} \). Then the composition function \( f(g(x)) \) is

[JEE Main 2021, 24 Feb (Shift 1)]

a

Both one-one and onto

b

Onto but not one-one

c

Neither one-one nor onto

d

One-one but not onto

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