18,330 views
0 votes
0 votes
What value of g must be added to 4x2 - 18xy + g to make it a perfect square? Please help me... ​

User Pavan Keerthi
by
3.1k points

1 Answer

13 votes
13 votes

Answer:

Explanation:

4x^2 + 18xy + g

The perfect square in question is

(2x + 9y)^2

This expands out to

4x^2 + 18xy + 81y

Not sure how g is in there but 81 or 81y would be the correct answer

User Wolfer
by
2.6k points