What is the standard form of a polynomial (2x^3 + x^2 − 4x) − (9x^3 − 3x^2)? Algebra Polynomials and Factoring Addition and Subtraction of Polynomials 1 Answer Adryan S. Feb 7, 2017 ( 2 x^3 + x ^2 − 4 x ) − ( 9 x^ 3 − 3 x^ 2 ) (2x^3+x^2+4x-9x^3+3x^2) (7x^3+4x^2+4x) Answer link Related questions How do you add two polynomials? How do you subtract two polynomials? How do you add and simplify 3x^2-4x+7 and 2x^3-4x^2-6x+5? How do you subtract 5b^2-2a^2 from 4a^2-8ab-9b^2? How do you simplify (6.9a^2-2.3b^2+2ab)+(3.1a-2.5b^2+b)? How do you simplify (-t+15t^2)-(5t^2+2t-9)? How do you subtract (-5m^2-m)-(3m^2+4m-5)? How do you add two polynomials if they don't have like terms? How do you simplify (3a+4b)-(-6a-3b)? How do you subtract (x^2-8x+7)-(6x^2+7x-3)? See all questions in Addition and Subtraction of Polynomials Impact of this question 2888 views around the world You can reuse this answer Creative Commons License