Sagot :
Answer:
7x³-9x²-50x+80
Step-by-step explanation:
(2x +3x+7x²-40)×(x-2)
collect like terms
(5x+7x²-40)×(x-2)
remove the parentheses
5x²-10x+7x³-14x²-40x+80
collect like terms
-9x²-50x+7x³-50x+80
reorder the terms
Answer:
7x³-9x²-50x+80
Step-by-step explanation:
(2x +3x+7x²-40)×(x-2)
collect like terms
(5x+7x²-40)×(x-2)
remove the parentheses
5x²-10x+7x³-14x²-40x+80
collect like terms
-9x²-50x+7x³-50x+80
reorder the terms