If p > 0, the parabola opens to the right and if p < 0 the parabola opens to the left. The equations we have just established are known as the standard equations of a parabola. A standard equation always implies the vertex is at the origin and the focus is on one of the axes.
Euphorbias are on all the toxic plant lists and everyone is familiar with the hazards of Poinsettias.here is some discussion of severe toxic principles of Tylecodons I did not understand as these are in no way related to Euphorbias or in the Euphorbia family. Though the article is fairly long, it is filled with very few facts and is primarily anecdotal.
In other words, onion toxicity can cause the red blood cells circulating through your petâs body to burst. A small amount can be toxic to your dog or cat. Garlic, chives, and leeks are also part of the Allium family, and are poisonous to both dogs and cats.nions and Garlic. Onions contain an ingredient called thiosulphate which is toxic to cats and dogs. The ingestion of onions, onion powder, or even cooked onion causes a condition called hemolytic anemia, which is characterized by damage to the red blood cells.