Small Kevin Neary

Budget: $15


Find the derivative of the given function: y=(x^2-1)/(x^2+1)


Small Tutor Aaron Lee

Quotient rule: [(f(x))/(g(x))]^'=(g(x)*f^' (x)-f(x)*g'(x))/?[g(x)]?^2 [(2x-1)/(x...

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