Question

25a²-b² = _________
a) (5a-b) (5a-b)
b) (5a²-b²) (5a²+b²)
c) (5a-b) (5a+b)
d) none

Answer 1

Answer:

(5a)²-(b)²

(5a-b)²

(5a-b) (5a-b) is the correct answer

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