Afunction of the form f(x) = aby is modified so that the b value remains the same but the a value is increased by 2. how do
the domain and range of the new function compare to the domain and range of the original function? check all that apply.
the range stays the same.
the range becomes y> 2.
the domain stays the same.
the domain becomes x > 2.
the range becomes y 2 2.
the domain becomes x 22.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.