Find the product.

1. (a+3)²=
2. (3xy-7)²=
3. (3x+2y+4)²=
4. (3a-b+2c)²=
5. (4-3x)(4+3x)=
6. (3xy-abc)(3xy)=
7. (x+(y-2)³=
8. (3+2x)³=
9. (x²-3)³=
10. (2x+5)³=

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