Question

Which of the following numbers is irrational?

a fraction with numerator negative 15 and denominator 4, a fraction with numerator negative 7 and denominator 9, square root of 4, π

a fraction with numerator negative 15 and denominator 4
a fraction with numerator negative 7 and denominator 9
square root of 4
π

Answer 1

an irrational fraction is one that never terminates (or ends) so basically does -15/4 end?
no that evaluates to -3.75
You look at the other 3 answer choices

Answer 2

for example square root of 4 is not irrational, because that equals 2 which is rational. do you know what irrational number means?