2x²+2x -9 = ?
3x²+4x -5 = ?
4x²+6x -2 = ?
help please
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Answer:
(3x²- 6x + 4) - (2x² + 4x – 7)
a) 5x²+ 2x - 3
b) 5x²- x - 3
c) 5x²- 2x + 3
d) x²- 10x - 1
e) x²- 10x – 3
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