Advertisements
Advertisements
Question
State, whether the following numbers is rational or not : ( 5 + √5 )( 5 - √5 )
Sum
Advertisements
Solution
( 5 + √5 )( 5 - √5 ) = ( 5 )2 - ( √5 )2
= 25 - 5 = 20
Rational Number
shaalaa.com
Is there an error in this question or solution?
