// Invocaciones incorrectas porque hace divisiones enteras en lugar de reales
double f(double x)
{
	return 2 * x - 3;
}

void invocarLaFuncionF()
{
	System.out.printf( "f(0) = %.2f%n", f(0) );
	System.out.printf( "f(-1) = %.2f%n", f(-1) );
	System.out.printf( "f(1/2) = %.2f%n", f(1/2) );
	System.out.printf( "f(-5 + 2/3) = %.2f%n", f(-5 + 2/3) );
	System.out.printf( "f( f(3) ) = %.2f%n", f( f(3) ) );
	System.out.printf( "f( f(1/2) * f(1) ) = %.2f%n", f( f(1/2) * f(1) ) );
}



// Invocaciones corregidas con tipos de datos reales
double f(double x)
{
	return 2 * x - 3;
}

void invocarLaFuncionF()
{
	System.out.printf( "f(0) = %.2f%n", f(0) );
	System.out.printf( "f(-1) = %.2f%n", f(-1) );
	System.out.printf( "f(1/2) = %.2f%n", f(1.0/2.0) );
	System.out.printf( "f(-5 + 2/3) = %.2f%n", f(-5 + 2.0/3) );
	System.out.printf( "f( f(3) ) = %.2f%n", f( f(3) ) );
	System.out.printf( "f( f(1/2) * f(1) ) = %.2f%n", f( f(1/2.0) * f(1) ) );
}