Select all the correct answers. Which of these pairs of functions are inverse functions?
f(x)=2–1+1 and g(x) = log2 (x-1)-1
o f1x) = }{in() –1) and g(0) = 2e25+1
fix) = 4in(12)
e21
and
g(x)=e
e2
flx) = 105-10-10 and g(x) = log2 (+ +10) –10

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.