Select the correct description for each number set. (4 points)
a) (25−−√, 9, −−−√64−−√)
b) ( -2.4, 0, 3.1, 81−−√)
c) (−23, 79, π2)
d) (12−−√, 11−−√, π)
only rational numbers
only irrational numbers
both rational and irrational numbers
put it in its correct description?
a) only irrational numbers
b) both rational and irrational numbers
c) only rational numbers
d) both rational and irrational numbers