꧁Hello, how are you?꧂
[tex](3x + 8) {}^{2} \\ \\ (3x) {}^{2} + 2 \times 3x \times 8 + 8 {}^{2} \\ \\ 9x {}^{2} + 2 \times 3x \times 8 + 8 {}^{2} \\ \\ 9x {}^{2} + 48x + 8 {}^{2} \\ \\ 9x {}^{2} + 48x + 64 \\ \\ [/tex]
Ou seja... alternativa (C)
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Signed: Lohany Queen of hell 彡★
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