rationalize 1 / 4+√13
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To rationalize 1/4+√13 first multiply 4+√13 with a component 4-√13 to remove the root over.
Then it will be 1(4-√13)/(4+√13)(4-√13)
4-√13/4^2-√13^2. .......(a+b)(a-b)=a^2-b^2
4-√13/16-13
4-√13/3
Thank you!
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