清空筛选条件
清空筛选条件

how to multipy two polynomial expression?

82 次查看（过去 30 天）
faa nad
faa nad 2011-11-3
评论： Foysal Ahmmed 2021-8-20
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...

请先登录，再回答此问题。

采纳的回答

Andrei Bobrov
Andrei Bobrov 2011-11-3
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);

更多回答（0 个）

类别

在 Help Center 和 File Exchange 中查找有关 Polynomials 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by