Find the solution(s) of the system of equations.
x2 + y2 = 18

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

For the feasibility region shown below find the maximum value of the function p=3x+2y