njsisisoso njsisisoso 07-10-2022 Mathematics Answered What is the completely factored form of this polynomial? 81x4¹-164 (3x²+2y²) (9x + 4y)(9x - 4y) (9x2 + 4y2)(9x2 - 4y²) (9x² + 4y²)(3x - 2y)² (9x² + 4y²)(3x + 2y)(3x-2y