how to multipy two polynomial expression?
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hi i have to multiply two polynomial equations example:a=1+x+x^2 b=1+X output should be 1+2x+2x^2+x^3 plz do reply...
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Accepted Answer
Andrei Bobrov
on 3 Nov 2011
syms x
a=1+x+x^2
b=1+x
out = expand(a*b)
or
coeffa = [1 1 1];
coeffb = [1 1];
out = conv(coeffa,coeffb);
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