Graph your data from part 1 and part 2. I need two separate graphs for each part

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)