Math, asked by jaisingadi8109, 8 months ago

What would be the denominator after ratinalising the following 7/5-root3

Answers

Answered by nishitakishore
1

Answer:

   7

--------

5 - √3

Rationalizing factor =     7

                                    --------

                                    5 + √3

   7                5 + √3

--------      x    ----------

5 - √3           5 + √3

   35 + 7 √3

= ---------------

    5² - (√3)².     by using identity (a+b)(a-b)= a² - b²

  35 + 7√3

= -------------

    25 - 3

   35 + 7√3

= --------------

       22

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