5) (3x - 3x2 - 12 + x4 + x) + (2 + x^)
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Answer:
- 48
Step-by-step explanation:
=3x - 6 - 12 + × 4x +2x
=3x - 6 + 8 + 12
=3x - 14 + 2
=3 × - 16
= - 48
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