Upload New File

homework1.c

+#include <stdio.h>
+#include <math.h>
+
+int main (){
+	
+	float x; 
+	float y;
+	int i;
+	int startV; //starting value of x
+	int stopV; //stopping value
+	int stepV; //a step value
+	int stepN; //number of steps
+	
+	printf("Insert a starting value: ");
+	scanf("%d", &startV);
+	printf("Insert a stoping value: ");
+	scanf("%d", &stopV);
+	printf("Insert a step: ");
+	
+	do
+	{
+		scanf("%d", &stepV);
+		if(stepV < 0){
+			printf("Step must be positive: ");
+		}
+	}
+	while(stepV < 0);
+	
+	printf("Insert a number of steps: ");
+	
+	do
+	{
+		scanf("%d", &stepN);
+		if(stepN < 0){
+			printf("Number of steps must be positive: ");
+		}
+		if(stepN > 15){
+			printf("Number of steps must be less or equal to 15: ");
+		}
+	}
+	while(stepN < 0 || stepN > 15);
+	
+	printf("x\t        ");
+	printf("y\n");
+	
+	for(i = 0; i < stepN; i++){
+		for(x = startV + (i * stepV); x <= startV + (i * stepV); x++){
+			if(x <= stopV){
+				if(4 - pow (x, 2) == 0){
+					printf("%f\tnot defined\n", x);
+				}else{
+					y = (sqrt(pow (x, 3) + (4 * pow (x, 2))) / (4 - (pow (x, 2))));
+					printf("%f\t%f\n", x, y);
+				}
+			}		
+		}
+	}
+	
+	return 0;
+}