26. let s be the set of positive integers defined by to 913 basis step: 1e s recursive step: if n e s, then 3n+2 e s and n2 e s. a) show that if n e s, thenn = 1 (mod 4). b) show that there exists an integer m 1 (mod 4) that does not belong to s

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent