Which statement best describes how to determine whether f(x) = x2 – x 8 is an even function? Determine whether –x2 – (–x) 8 is equivalent to x2 – x 8. Determine whether (–x)2 – (–x) 8 is equivalent to x2 – x 8. Determine whether –x2 – (–x) 8 is equivalent to –(x2 – x 8). Determine whether (–x)2 – (–x) 8 is equivalent to –(x2 – x 8).

Approximately workers each year are treated for injuries caused by lifts, jacks, or jack stands. a) 2,000 b) 5,000 c) 10,000 d) 15,000

By what percent will the product of two numbers change, if the first number increases by 70%, while the second number decreases by 40%.

The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.