👤

( 1/ radical 8 + 1 / radical 32-1 / radical 2 ) : radical 2 / 2

Răspuns :

(1/√8+1/√32) :√2/2 =
=(1/2√2+1/4√2) x 2/√2=
=(2+1)/4√2  x 2/√2 =
=(3 x2) / (4√2 x√2)=
=6/8=
=3/4