Question

velif x = (9+4/5) then(
√x-1/√x)
​

Answer 1

Answer:

Step-by-step explanation:

Given,

x=9+4  

5

​

 

=>  

x

1

​

=  

9+4  

5

​

 

1

​

×  

9−4  

5

​

 

9−4  

5

​

 

​

 

=>  

x

1

​

=9−4  

5

​

 

Let y=  

x

​

−  

x

​

 

1

​

 

Squaring both sides,

y  

2

=x+  

x

1

​

−2

=>y  

2

=9+4  

5

​

+9−4  

5

​

−2

y=+4,−4