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How to use the equation y=mx+b

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Adeke Terkumber
Adeke Terkumber 2017-8-1
回答： Star Strider 2017-8-1
Please fellow users, I remember I had used the expression y=mx+b to plot a straight line graph with y = number and x = number only, values of m and b were not given. I have forgotten the code. can someone help me out of this problem? thank you.

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回答（1 个）

Star Strider
Star Strider 2017-8-1
x = 0 : 5;
m = 2;
b = 1;
y = m*x + b;
figure(1)
plot(x, y)
grid
axis([0 5 0 12])

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