Question

va rog ajutati-ma urgent!!! (m+2).(6-2m)+2ori 4=0

Answer 1

(m+2) x (6-2m) +2 x 4 = 0 ; 6m+12-2m^2-4m+8 =0 ;(ec.de gr.2) ;

-2m^2 + 2m+20=0 I : (-2) ; m^2 -m -10 = 0 ; m 1,2 = 1 +(-) radical din (- 1)^2 -4 x1 x (-10); m1,2 = 1+- radical din 41 /2