x |-1, 0, 1
--------------
f(x)|
f(-1)= -1+3=2=> A(-1, 2)
f(0)=0+3=3=> B(0, 3)
f(1)=1+3=4=> C(1, 4)
y ^
|
|
|
|
---------------+---------------------------->
0 | x
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ti-am aratat cum vine axa...coordonatele sper ca sti sa le duci...(-_-')