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Problem 2892. Deriving a function using the difference quotient

Write a function that evaluates the derivative of a function in a given point using the well-know formula of the difference quotient:

f'(x)=(f(x+h)-f(x-h))/(2*h)

Example:

input: @sin,pi/4,1e-4
output: 0.7071
Solve

Solution Stats

63.64% Correct | 36.36% Incorrect
Last solution submitted on May 30, 2019

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