Answer:

1. (x + 6)(x + 6)

2. (a + 4)(a + 4)

3. (c - 5)(c - 5)

4. (2x + 3)(2x + 3)

5. (5y - 1)(5y - 1)

6. (x + y)(x + y)

7. (x + 3)(x + 7)

8. (x - 4)(x - 6)

9. (x - 2)(x + 5)

10. (3c + 2)(c + 5)

Step-by-step explanation: