If the discriminant of a quadratic equation is equal to negative 8, which statement describes the roots?.

The authors use the word “backbone” in lines 3 and 39 to indicate that

These two squirrels live in the same ecosystem. what type of interaction do the images represent? a. direct competition b. mutualism c. interference competition d. symbiotic e. indirect competition

The graph shows the populations of two species over time. which type of symbiotic relationship does the graph represent? a. commensal b. mutualistic c. parasitic d. parent-offspring e. predator-prey