Question

fine the derivative of ax+b/x from first principle

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Answer 1

Answer:

a - b/(x^2)

Step-by-step explanation:

d/dx (ax+b/x)

d/dx(ax)+d/dx(b/x)

a*d/dx(x) + b*d/dx(x^-1)

And d/dx (x^n) = n*x^(n-1),

so:

a*(1*x^0) + b(-x^-2)

And so the answer is best written:

a - b/(x^2)