Introduction - If you have any usage issues, please Google them yourself
A polynomial simple calculator (1) input and the establishment of a polynomial
(2) the mathematical expression of the output polynomials, such as x^15-8x^7-14 (sequence index in descending order)
(3) the derivative a of the polynomial a
(4) a and B are added together to establish a polynomial a+b
(5) a and b polynomial subtraction, a polynomial a-b
(6) a and B are multiplied by a polynomial a*b