Answer:
1. (× - 9 ) × (× + 9)
2. (× + 7 ) × (× - 6 )
3. ×2 + 13 × + 15
4. ( × + 6 ) × ( × + 1 )
5. × 2 + 15
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Answer:
1. (× - 9 ) × (× + 9)
2. (× + 7 ) × (× - 6 )
3. ×2 + 13 × + 15
4. ( × + 6 ) × ( × + 1 )
5. × 2 + 15