Degree 3 polynomial with zeros -7, 3i, and -3i
OA) f(x) = x³ + 7x² - 9x-63
OB) f(x) = x³ + 7x² + 9x+63
O C) f(x) = x³ - 7x² - 9x+63
OD) f(x) = x³ - 7x² + 9x-63