SOLUTION: Factorise 6n^2 -38400

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Question 942827: Factorise 6n^2 -38400
Answer by macston(5194) About Me  (Show Source):
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6n%5E2-38400 factor out 6
6%28n%5E2-6400%29 n%5E2-6400 is difference of two squares
6%28n%2B80%29%28n-80%29
Factors of 6n%5E2+-38400 are 6, (n+80), and (n-80)