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Q.



If it is given that the following equation is true: Question Image  , then find the value of a and b.
 


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a

Question Imageand Question Image

b

Question Imageand Question Image

c

Question Imageand Question Image

d

Question Imageand Question Image
 

answer is B.

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Detailed Solution


So first we will take the left hand side:Question Image, now we will rationalize the denominator by multiplying the numerator and the denominator byQuestion Image, therefore we will get:

Now, we will apply the identity:Question ImageQuestion Imageto the denominator, therefore:
Question Image
Question Image
Now, we will put this value of left hand side in the original Question
Question Image
Question Imageand Question Image
So, option 2 is correct.
 

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