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14 votes
14 votes
(33x3+6x-9)+(-33x3+9x2-10)

User KodyVanRy
by
3.3k points

2 Answers

16 votes
16 votes

Answer:

9x² + 6x -19

Explanation:

= 33x³ + 6x - 9 - 33x³ + 9x² -10

= 33x³ - 33x³ + 9x² + 6x -10 -9

= 9x² + 6x -19

User YaSh Chaudhary
by
2.9k points
19 votes
19 votes
(33x3+6x-9)+(-33x3+9x2-10) = -46
User Montiniz
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3.1k points