4a^{2}+9b^{2} -x^{2} -1+12ab-2xy
can someone explain this pls its hurting my brain:,)...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 26.04.2021 21:30, leedleee
4a^{2}+9b^{2} -x^{2} -1+12ab-2xy
can someone explain this pls its hurting my brain:,)
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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