Grafy a předpisy kvadratických funkcí II

Project ID: 
6000000016
Accepted: 
Typ: 
Layout: 
Question: 
Spárujte části grafů funkcí a jejich předpisy.
Question 1 Image: 
Answer 1: 
$f(x)=x^2+4x+3$
Question 2 Image: 
Answer 2: 
$f(x)=-x^2-2x+1$
Question 3 Image: 
Answer 3: 
$f(x)=2x^2-12x+14$
Question 4 Image: 
Answer 4: 
$f(x)=\frac 12x^2-x+\frac 32$
Question 5 Image: 
Answer 5: 

$f(x)=-2x^2+4x-2$

Question 6 Image: 
Answer 6: 
$f(x)=-x^2-2x$
Question 7 Image: 
Answer 7: 
$f(x)=0{,}2x^2+0{,}8x+1{,}5$
Question 8 Image: 
Answer 8: 
$f(x)=x^2+x+\frac 32$
Tex: 
% tiket 32672 \NastavOD{3} \otazka{\obrA}{$f(x)=x^2+4x+3$} \otazka{\obrB}{$f(x)=-x^2-2x+1$} \otazka{\obrC}{$f(x)=2x^2-12x+14$} \otazka{\obrD}{$f(x)=\frac12x^2-x+\frac32$} \otazka{\obrE}{$f(x)=-2x^2+4x-2$} \otazka{\obrF}{$f(x)=-x^2-2x$} \otazka{\obrG}{$f(x)=0{,}2x^2+0{,}8x+1{,}5$} \otazka{\obrH}{$f(x)=x^2+x+\frac32$} \def\delka{0.65cm} \def\obrA{ \obrMsr[x=\delka,y=\delka]{-6}{3}{-2}{6} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{-5,-4,-3,-2,-1,1,2} \obrPopisY[left]{-1,1,2,3,4,5} \obrFce{(\x)^2+4*(\x)+3} } } \def\obrB{ \obrMsr[x=\delka,y=\delka]{-6}{3}{-4}{3} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{-5,-4,-3,-2,-1,1,2} \obrPopisY[left]{-3,-2,-1,1,2} \obrFce{-(\x)^2-2*(\x)+1} } } \def\obrC{ \obrMsr[x=\delka,y=\delka]{-1}{6}{-5}{3} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{1,2,3,4,5} \obrPopisY[left]{-4,-3,-2,-1,1,2} \obrFce{2*(\x)^2-12*(\x)+14} } } \def\obrD{ \obrMsr[x=\delka,y=\delka]{-3}{6}{-2}{6} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{-2,-1,1,2,3,4,5} \obrPopisY[left]{-1,1,2,3,4,5} \obrFce{1/2*(\x)^2-(\x)+3/2} } } \def\obrE{ \obrMsr[x=\delka,y=\delka]{-3}{6}{-6}{2} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{-2,-1,1,2,3,4,5} \obrPopisY[left]{1,-1,-2,-3,-4,-5} \obrFce{-2*(\x)^2+4*(\x)-2} } } \def\obrF{ \obrMsr[x=\delka,y=\delka]{-6}{3}{-6}{2} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{2,1,-1,-2,-3,-4,-5} \obrPopisY[left]{1,-1,-2,-3,-4,-5} \obrFce{-(\x)^2-2*(\x)} } } \def\obrG{ \obrMsr[x=\delka,y=\delka]{-6}{4}{-2}{6} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{3,2,1,-1,-2,-3,-4,-5} \obrPopisY[left]{-1,1,2,3,4,5} \obrFce{0.2*(\x)^2+0.8*(\x)+1.5} } } \def\obrH{ \obrMsr[x=\delka,y=\delka]{-4}{3}{-2}{6} { \obrClip \draw[help lines, step = 1] (-7,-7) grid (7,7); \obrOsaX[above left] \obrOsaY[below right] \obrPopisX[below]{2,1,-1,-2,-3,} \obrPopisY[left]{-1,1,2,3,4,5} \obrFce{(\x)^2+(\x)+3/2} } }