Question

2 / ( root 5+ root 3 )+ 7/( root 5-root 3)

Answer 1

Answer:

I am giving you hints to solve this question.

• Take LCM of denominator.
• now use the identity (a+b) (a-b) = a^2 - b^2
• now the question will get simple for you and you can solve it as usual.

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Answer 2

Answer:

9√5+5√3 ÷2

Step-by-step explanation:

1.first rationalise both terms

2. denomination will be of the form (a+b)(a-b)

3. apply the identity and open the brackets

4.Add terms with same root

Detailed ans is given in photo

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