Question

Which expression is the simplest form of
2x³ + x² + 3 (x³ – 4x²)?
O A. x³ – 13x²
O B. 5x³ - 11x²
O C. 3x³ – 12x²
O D. 5x³ - 3x²

Answer 1

Answer : B
everything is in the attachment