Answer:
Need a picture please.
Step-by-step explanation:
Sorry the lines aren’t straight!
Answer:
-2x³ + 16x² + x - 15
Step-by-step explanation:
Multiply the equation in the right bracket with the minus sign
3x3 + 12x2 - 10 - 5x3 + 4x2 + x - 5
Collect like terms
= 3x3 - 5x3 +12x2 + 4x2 + x - 10 - 5
= -2x³ + 16x² + x - 15
Answer:
3x3-x2-5x+3
Step-by-step explanation:
Open brackets