" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b = (3 + √2) (3 - √2)
maka,
a + b = ( (1 - √2) (1 + √2) )+ ( (3 + √2) (3 - √2) )
= ( 1 - 2 ) + ( 9 - 4 )
= (-1) + 5
= 4