Answer:
The answer is [tex]TR (2)[/tex]
Step-by-step explanation:
This problem is related to algebraic expansion
we can simply solve this problem by subtraction of the second term from the first term
Given the expression TR (344) – TR (342)
Step one
Let us open the brackets we have
[tex]=TR344 - TR342\\=TR2 \\or\\=TR(2)[/tex]