For each pair. of expressions below without substituting in specific values ,determine which of the expressions in the given pairs is larger .explain your reasoning in a sentence or two. 5+t^2 and 3-t^2.

15/×^2+6 and 15/x^2 +7.

(s^2+2) (s^2+1) and (s^2+4)(s^2 +3)

8/k^2+2 and k^2+2

Secondary succession would most likely be taking place in a(n)

Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry