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Question

Question: \(f(x) = \frac{x - m}{x - n},m \neq n\) is –...

f(x)=xmxn,mnf(x) = \frac{x - m}{x - n},m \neq n is –

A

11/4

B

¾

C

½

D

None of these

Answer

¾

Explanation

Solution

hxπ4\mathrm { h } _ { \mathrm { x } \rightarrow \frac { \pi } { 4 } } (1cotx)(1cotx)\frac { ( 1 - \cot x ) } { ( 1 - \cot x ) }= 1+1+12+1+1\frac { 1 + 1 + 1 } { 2 + 1 + 1 } = 34\frac { 3 } { 4 } .