Question

Choose all the sets containing the number –1.576

whole numbers

integers

rational numbers

irrational numbers

real numbers

Answer 1

-1.576 is not a whole number because whole numbers don't have decimal parts.

-1.567 is not an integer because integers don't have decimal parts.

-1.567 is a rational number because it is terminating.

-1.567 is not an irrational number because it is terminating.

-1.567 is a real number because it does not contain any imaginary part.