which of the graphs below shows a person walking at a constant rate with no change in speed or velocity?

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

Find an equation in standard form of the parabola that passes through (-2, 9), (-4, 5), and (1, 0)

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.