Project ID:
6000000001
Accepted:
Type:
Layout:
Question:
Match following graphs with their equations.
Question 1:
\graf{\draw[red] (-8,-5)--(-1,2)--(2,-1)--(10,7);}
Question 1 Image:
Answer 1:
$y=|2-x|-|x+1|+x$
Question 2:
\graf{\draw[red] (-8,5)--(-1,-2)--(2,1)--(10,-7);}
Question 2 Image:
Answer 2:
$y=|x+1|-|2-x|-x$
Question 3:
\graf{\draw[red] (-8,-3)--(-1,-3)--(2,3)--(10,3);}
Question 3 Image:
Answer 3:
$y=|x+1|-|2-x|$
Question 4:
\graf{\draw[red] (-8,17)--(-1,3)--(2,3)--(10,19);}
Question 4 Image:
Answer 4:
$y=|x+1|+|2-x|$
Answer 5:
$y=|2-x|-|x+1|$
Answer 6:
$y=-|x-1|-|2+x|$
Tex:
% http://math4u.vsb.cz/cs/node/32615
\newcommand\graf[2][{-7.5}{7.5}{-3.5}{4.5}]
{ % nepoviny parametr jsou meze pro kresleni, povinny parametr je funkcni predps
\obrMsr#1[5cm,3cm]{
{ \obrClip \draw[step=1.0,lightgray,thin] (-8,-4) grid (8,5);
}
\obrOsy
\obrClip
\obrZnackyX{-10,...,10}
\obrZnackyY{-10,...,10}
\tiny
\obrPopisX{-7,...,-1}
\obrPopisX{7,...,1}
\obrPopisY{4,...,1}
#2
}
}
\NastavOT[-2pt]{2}
\def\preAnswers{\vspace*{-12pt}}
\def\preQuestions{\vspace*{-12pt}}