solve Q. 56 with each step
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![](https://hi-static.z-dn.net/files/d5d/3dc539a68033dd58b655660d4bd56fe5.jpg)
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Answered by
7
Refer the attachment.
First of all multiply the numerator and denominator both with 2 so that the numerator becomes a perfect square.
After multiplying, you will find 4 - 2√3 in the numerator.
Here,
4 - 2√3 = (√3)² + (1)² - 2(1)(√3)
so 4 - 2√3 = (√3 - 1)²
Refer attachment for full solution.
Correct option is option 4
First of all multiply the numerator and denominator both with 2 so that the numerator becomes a perfect square.
After multiplying, you will find 4 - 2√3 in the numerator.
Here,
4 - 2√3 = (√3)² + (1)² - 2(1)(√3)
so 4 - 2√3 = (√3 - 1)²
Refer attachment for full solution.
Correct option is option 4
Attachments:
![](https://hi-static.z-dn.net/files/d75/b8a72143234715ce59ef6bf311dcc778.jpg)
shantiv87:
awesome bro i never thought of using (a+b)^2 . Just kept on rationalizing
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