PLZ HELP ASAP (40 PTS PLUS BRANLIEST)!!

Determine the expression that shows a difference of perfect squares and factor it, showing ALL work.
16x2 − 81
14x2− 49
9x2 + 100


Answer :

Answer:

c

Step-by-step explanation:

its not a or b

Answer:

16x2 − 81

Step-by-step explanation: