Is this statement true or false? Larger farms and single crop production is one way that farming in the United States changed in the late 1800s. true false

If (a, b) is the solution to the system of equations shown above, and a and b are integers, then what is the value of a+b?

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.

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.