using :- a²-b²=(a-b) (a+b) find
25²-20²
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Answer:
225=225
Step-by-step explanation:
a²-b²=(a-b) (a+b)
25²-20²=(25-20) (25+20)
625-400=(5) (45)
225=225
so we can say that a²-b²=(a-b) (a+b)
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