September 2018 1 20 Report

1. (4+x)² =

2. (-8+x)² =

3. (a+3)² =

4. (b+2)² =

5. (3b+4)² =

6. (4a+7)² =

7. (x+2y)² + (x+y) (2x+2y) =

8. a²+2ab+b² =

9. 16a²+16ab+4b² =

10. a²+16ab+64b² =

11. 36a²+48ab+16b² =

12. 64a²+48ab+9b² =

13 9a²+18ab+9² =

Prosze jak najszybciej , na jutro !! : ] daje naj .


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