Ответ:
Объяснение:
1/3 x²+2x-9=0
Δ=4+12=16 ; √Δ=4
X1=(-2-4)/(2/3) =-6/(2/3)=-9
X2=(-2+4)/(2/3)=2/(2/3)=3
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Ответ:
Объяснение:
1/3 x²+2x-9=0
Δ=4+12=16 ; √Δ=4
X1=(-2-4)/(2/3) =-6/(2/3)=-9
X2=(-2+4)/(2/3)=2/(2/3)=3