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.
Onions contain an ingredient called thiosulphate which is toxic to cats and dogs. The ingestion of onions causes a condition called hemolytic anemia, which is characterized by damage to the red blood cells. Onion toxicity can cause the red blood cells circulating through your petâs body to burst.Symptoms of this condition include breathlessness, lethargy, diarrhea and vomiting.nions are a common ingredient found in many of the foods we eat â including foods you might not consider a danger to your pet. Make sure these foods do not contain any type of onion before you consider letting your pet indulge: 1  Pizza. 2  Tomato sauce. 3  Chinese food. 4  Some baby foods.