Question

हर का परिमेयकरण करते हुए सरल कीजिए 4+3√5= 4-3√5

Answer 1

Given : (4+3√5 )/ ( 4-3√5)

To Find : हर का परिमेयकरण

Rationalize the denominator

Solution:

(4+3√5 )/ ( 4-3√5)    

= (4+3√5 ) (4+3√5 )/ ( 4-3√5)  (4+3√5 )

=  (4+3√5 )²/(4² - (3√5)²)  

= ( 16 + 45  +24√5)/(16 - 45)

= (61 + 24√5)/(-29)

= -61/29  - 24√5 /29

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