Larry C. answered 05/24/19
Tutor
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(294)
Computer Science and Mathematics professional
(n2-1)/(n+1) * (2/(n-2)) = ((n+1)(n-1))/(n+1) * (2/(n-2)) = (n-1) * ((2/(n-2) = 2(n-1)/(n-2)
Sabi G.
asked 05/23/19How would you solve this : n2-1/n+1 x 2/n-2
Larry C. answered 05/24/19
Computer Science and Mathematics professional
(n2-1)/(n+1) * (2/(n-2)) = ((n+1)(n-1))/(n+1) * (2/(n-2)) = (n-1) * ((2/(n-2) = 2(n-1)/(n-2)
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