Mathematics, 28.07.2019 05:30, bensletterbox8319

What is the sum of the polynomials? plzz (9x4−13x3−x−7)+(7x3−2x+1) 9x^4−6x^3−x−8 9x^4−6x^3−3x−6 −6x^6+9x^4−3x^2−6 −6x^6+9x^4−x−8

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What is the sum of the polynomials? plzz (9x4−13x3−x−7)+(7x3−2x+1) 9x^4−6x^3−x−8 9x^4−6x^3−3x−6 −6...