Respuesta :
Answer: x³ +4x²-29x +24
Step-by-step explanation:
Open up your brackets: x³ +7x²-8x -3x²-21x+24
Add like terms: x³ +4x²-29x +24
Answer: x³ +4x²-29x +24
Step-by-step explanation:
Open up your brackets: x³ +7x²-8x -3x²-21x+24
Add like terms: x³ +4x²-29x +24