Answer:
A) 9x2
5x
B) a2
2a
E) 2x
2y
F) 3x
3xy
Explanation:
Like terms are those terms that have variables and their exponents being the same, however, the coefficients may be different.
On the other hand, unlike terms have their variables and exponents being different.
For example, 9x2 and 5x are unlike terms as they have different exponents.
and for , 2x and 2y , they are unlike terms as their variables are different.