x²-2x-9 , 5x²+2x+9 Add
Answers
Answered by
1
Step-by-step explanation:
hope it help u
Brainlist
Attachments:
Answered by
9
Step-by-step explanation:
(x²-2x-9) + (5x²+2x+9)
= x³ + 5x³ - 2x² + 2x - 9 + 9
= 6x³ - 2x² + 2x
Similar questions