Answer :
Answer:
(b -3x)•(b +3x)
Step-by-step explanation:
The area of the first square is b², and of the second is (3c)²:
b² - (3c)² = (b - 3x)•(b+3x)
Answer:
(b -3x)•(b +3x)
Step-by-step explanation:
The area of the first square is b², and of the second is (3c)²:
b² - (3c)² = (b - 3x)•(b+3x)