4x^2-z^2+9y^2-4p^2+4pz-12xy
Answers
Answered by
1
Answer:
(2x)^2+(3y)^2-(2×2x×3y)
(2x-3y)^2
Attachments:
Answered by
1
Step-by-step explanation:
See the pic
Attachments:
Similar questions