Given a set m of 1985 distinct positive integers, none of which has a prime divisor greater than 26, prove that m contains at least one subset of four distinct elements whose product is the fourth power of an integer.

2. (09.01 lc) a function is shown in the table. x g(x) −3 17 −1 −3 0 −4 2 13 which of the following is a true statement for this function? (5 points) the function is increasing from x = −3 to x = −1. the function is increasing from x = −1 to x = 0. the function is decreasing from x = 0 to x = 2. the function is decreasing from x = −3 to x = −1.