Question

Which of the following is a true statement?

a.All square roots are irrational.

b. All decimals are irrational.

c. All non-perfect squares have irrational square roots.

d.All irrational numbers can be written as ratios of two integers.

Answer 1

c

Answer 2

A is false because:
\[\sqrt{64}=8\]B is false because:
\[10/3\approx3.333...\]C is correct, for example:
\[\sqrt{2}\]D is false because it can be proven otherwise.