\(\left[\begin{array}{ccc}1&2&3\\4&5&6\\7&8&9\end{array}\right]\) = \(\left[\begin{array}{ccc}2&4&2\\1&1&1\\3&5&7\end{array}\right]\)
\(\int_0^\infty \mathrm{x}\,\mathrm{d}x\)
Choose the letter A, B, C or D the word that has the underlined part different others. A. bride B. assign C. diverse D. complicate
Giúp mình với:
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
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