7. 36a" + 360 +9
2
10. 49a2 +84ab+36b2
13. 1-6x +9x
16. m2 - 4mn + 4n2
19. (l+m)² - 4lm Hint. G
Answers
Answered by
0
Answer:
cmhf xx far hfjf dc chchfcjckcjxjxhdjfiskfc
Similar questions