Question about exponential functions and draw plots

I want to use matlab to draw a graph of y=e^(alxl+b). And enter different values ​​of a and b to see how his graph looks like, what should I do? Thanks!

Answer 1

[Chunru]

doc fplot for more details.

a = 1; b= 2;
f = @(x) exp(a*abs(x) + b);
fplot(f)