MansellS4702 MansellS4702 12-09-2022 Mathematics contestada Read each question. Then write the letter of the correct answer on your paper. Which sum is equal to x²+4 x-3 / x²-9 ? (A) 1 / x-3 + x / x+3 (B) x-3 / x+3 + x-1 / x-3 (C) x² / x-3 + 4 x-3 / x+3 (D) 1 / x+3 + x / x-3