Select the correct description for each number set.(4 points)

a) (25−−√, 9, −−−√64−−√) - irrational, Rational, or both?
b) ( -2.4, 0, 3.1, 81−−√) - irrational, Rational, or both?
C) (−23, 79, π2) - irrational, Rational, or both?
d) (12−−√, 11−−√, π) - irrational, Rational, or both?

a) (25−−√, 9, −−−√64−−√) - both (irrational and rational)

b) (-2.4, 0, 3.1, 81−−√) - rational
c) (-23, 79, π2) - both (rational and irrational)
d) (12−−√, 11−−√, π) - both (irrational and rational)