fileFormule de calcul prescurtat l) (a 4 2ab + b2 2) (a — = a2 — 2ab + b2 Rationalizäri •...
12
fileFormule de calcul prescurtat l) (a 4 2ab + b2 2) (a — = a2 — 2ab + b2 Rationalizäri • Dacäofractieestedeforma a , b > O. atunci se se obtine: Dacä 0 fraclie este de forma
![(4(563 !#$%&'#(#)*+,#-%./+&*#$%&'#0%1!1.23 @2AB#CD+* …\6+]*#^ehyi o''''' >kn>](https://img.pdfslide.fr/doc/110x75/5e5b410554b5bf31bd17ffb2/4563-01123-2abcd-6ehyi-o.jpg)
