Aula de Cálculo I. Prof.º Augusto. BSI2016. 16/01/2017

calculoi_0001.c

#include <stdio.h>
#include <math.h>

double func ( double x );
double der ( double x );

int main ( void )
{
	double x = 3.0;
	printf ( "Sua derivada no ponto %f é %.10f\n", x, der ( x ));
	
	return 0;
}

double func ( double x )
{
	double f;
	f = x * x;
	return f;
}

double der ( double x )
{
	double d, h = 1e-03; //0.01
	d = ( func ( x + h ) - func ( x )) / h;
	return d;
}