factorise the following =25x²-64
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Answer:
the answer is (5x+8)(5x-8)
Step-by-step explanation:
take 25 as 5 sq and 64 as 8 sq then (5x)sq - 8sq
do,it is in the form of a sq- b sq
do the ans is 5x+8 and 5x-8
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