So, there are two factors in the denominators a y-1 and a y+2. So we will write both of those down and then take the highest power for each. That means a 2 for the y-1 and a 1 for the y+2. Here is the least common denominator for this rational expression.
â¢ Taxonomic structure is the scheme of hierarchical classification used by zoological classification experts (taxonomists) to describe living things.It customarily starts with kingdom and works its way down to species. Taxonomic structure is the scheme of hierarchical classification used by zoological classification experts (taxonomists) to describe living things.
1 Biology A taxonomic category ranking below a family and above a species and designating a group of species that are presumed to be closely related and usually exhibit similar characteristics. 2  In a scientific name, the genus name is capitalized and italicized, for example, Ovis for sheep and related animals.