I think the answer you're looking for is, -2x^2+9x−27 , although this isn't english.
Hope this helps
Answer = Kathryn Erskine
Answer:
it has changed it because we would all be not smart without it.
Explanation:
Answer:
The octet rule refers to the tendency of atoms to prefer to have eight electrons in the valence shell. When atoms have fewer than eight electrons, they tend to react and form more stable compounds. When discussing the octet rule, we do not consider d or f electrons
Explanation:
Hope it helps! Can you please mark me as brainlest?