Question

Which expression is undefined? O A. (0-12) = 6 B. 0 : 5 (3-3 OC. 7 O D. (-2+2)

Answer 1

An undefined equation can be one where the denominator is 0.

SO here in the option d,

$\frac{8}{-2+2}=\frac{8}{0}$

This expression is undefined. All the other expressions can be solved.