Summary 2-D Plotting Graphs

2-D
Plotting
graphs

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Plotting Graphs in Mathematica
Method 1
◼ Example 1(Plot the graph of x2 in Mathematica)
Plotx2,{x,-2,2}
4




3




2




1




-2 -1 1 2




◼ Example 2(Plot the graph of x2- 3 X+ 1 in Mathematica)
Plot[x^2-3x+1,{x,-2,5}]

10


8


6


4


2



-2 -1 1 2 3 4 5




◼ Example 3
Plot[Cos[3x],{x,-4,4}]

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2 2-D Plotting graphs



1.0




0.5




-4 -2 2 4



-0.5




-1.0




◼ Example 4 (Graph of two functions on same set of axes)
Plotx2,x,{x,-2,2}
4


3


2


1



-2 -1 1 2


-1


-2


◼ Example 5
Plot[{x^2-3x+1,Cos[x]},{x,-3,6}]