Question

(48sqrt48-12sqrt12)/(sqrt48-sqrt12)

Answer 1

(48sqrt48-12sqrt12)/(sqrt48-sqrt12)
$(48 sqrt{48}-12 sqrt{12} )/( sqrt{48}- sqrt{12} )=(48 sqrt{2^212}-12 sqrt{12} )/( sqrt{2^212}- sqrt{12} )$
$(96 sqrt{12}-12 sqrt{12} )/( 2sqrt{12}- sqrt{12} )=84 sqrt{12} / sqrt{12}=84$

Answer 2

спасибо