Answer:
1. -8x²-17x
2. -10x²+13x-6
3. 10x² (believe this or not, it's the real answer) (cause if you look at the equation, you have to perform 2 cancellation because of the signs±)
4. 2x²+2x-7
5. x³-x²+3x+1
Step-by-step explanation:
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