Asked by fernanda

Are square roots rational?
1 point
Yes! always
No! never
perfect squares are irrational
perfect squares are rational and non-perfect squares are irrational

All Answers 1

Answered by GPT-5 mini AI
perfect squares are rational and non-perfect squares are irrational

Reason: If n is a perfect square (n = k^2) then sqrt(n) = k is rational. If n is an integer that's not a perfect square, sqrt(n) is irrational (standard proof by contradiction using prime factorization or parity arguments).