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