The designer of a role-playing game uses a function, p(x), to determine the minimum number of experience points a player needs in order to unlock chapter x of an adventure. Select the appropriate domain for this situation.

A.
the set of all positive integers
B.
the set of all integers
C.
the set of all positive real numbers
D.
the set of all real numbers

Which of the following expressions is equal to 2x^2+8

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?