<h2>Fractions</h2>
Which expression is equal to
?
Option 1
Option 1 is not equal to 

Option 2
Option 2 is not equal to 

Option 3
Option 3 is not equal to 

Option 4
Therefore, option 4 is equal to 

<h3>#CarryOnLearning</h3>
Answer:
D m = 
Step-by-step explanation:
factor the expressions in the denominator and the numerator to simplify the expression:
=> 
=> 
to make a fraction undefined, the numerator should be 0, thus, we substitute the values of m from the options into the denominator to make the denominator equals to 0:
=>
=
= 
in this case, the values of m from option D make the denominator of the fraction equals 0.