pm8236602 pm8236602 08-06-2022 Mathematics contestada Which of these is a correct expansion of (3x − 1)(4x² + 5)? OA. 3x 4x2 + 3x 5+1 4x² +1.5 OB. 3x. 4x² + 3x • 5+ (−1) • 4x² + (−1) • 5 OC. 3x 4x² + (-1). 4x² + 4x².5+ (-1).5