Sprowadź trójmian kwadratowy Y=2x2+x-4 do postaci kanonicznej
a=2 b=1 c=-4
delta=b^2-4ac=1-4*2*(-4)=1+32=33
y=a(x+b/2a)^2- delta/4a
y=2(x+1/4)^2 - 33/8
y=2x²+x-4
a=2
b=1
c=-4
x(w)=-b/2a
x(w)=-1/4=-0,25
y(w)=f(x(w))
y(w)=2·(-0,25)²+(-0,25)-4=0,125-0,25-4=-4,125
y=2(x+0,25)²-4,125
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a=2 b=1 c=-4
delta=b^2-4ac=1-4*2*(-4)=1+32=33
y=a(x+b/2a)^2- delta/4a
y=2(x+1/4)^2 - 33/8
y=2x²+x-4
a=2
b=1
c=-4
x(w)=-b/2a
x(w)=-1/4=-0,25
y(w)=f(x(w))
y(w)=2·(-0,25)²+(-0,25)-4=0,125-0,25-4=-4,125
y=2(x+0,25)²-4,125