Sum of 2x 2 + 3x - 4, 8 - 3x, and -5x 2 + 2.

1 answer:

5 0

(2x² + 3x - 4) + (8 - 3x) + (-5x² + 2)

= 2x² + 3x - 4 + 8 - 3x - 5x² + 2

= -3x² + 6

= 3(-x² + 2)

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