Multiply or divide. Show your work.

Question

(3n^2 -n )/(n^-1)÷(n^2)/(n+1).

Answer 1

(3n^2-n)/(n^-1) = n(3n-1) * n^1 = n^2(3n-1)

n^2(3n-1)÷(n^2)/(n+1)
= n^2(3n-1) * (n+1)/n^2
= (3n-1)(n+1)

Answer 2

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