How to find the polynomial equation when factors is provided?

5 次查看(过去 30 天)
I have f(x) = (x+7)*(x-19)*(x-18)*(x+17) as the given, how to find its polynomial expression given its factors?
i only know how to solve the root of the functions but not the other way around. sorry for asking again. thank you!

回答(1 个)

Matt J
Matt J 2021-6-7
编辑:Matt J 2021-6-7
p = poly([-7,19,18,-17])
p = 1×5
1 -13 -427 3805 40698

类别

Help CenterFile Exchange 中查找有关 Polynomials 的更多信息

Community Treasure Hunt

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

Start Hunting!

Translated by