(6x)^2+13x-5=0 выручайте 11!!!!!11

6х^2+13х-5=0 д=169-4×6×(-5)=49 х1=(-13-7)/2×6=-10/3=-3 1/3 х2=(-13+7)/2×6=-1/2

6x^2+13x-5=0 D=(13)^2-4*6*(-5)=169+120=289 x1,2=((-13)+-√289)/2*6 x1=-13+17/12=5/12 x2=-13-17/12=-2.5