Question

what is the difference between polynomials? (x^4+x^3+x^2+x)-(x^4-x^3+x^2-x)​

Answer 1

Answer: 2x^3 + 2x

Step-by-step explanation:

$(x^4+x^3+x^2+x)-(x^4-x^3+x^2-x)\\\\x^4+x^3+x^2+x-x^4+x^3-x^2+x\\\\2x^3+2x$