x=R2C2=RC[-4]
y=R2C3=RC[-3]
z=R2C4=RC[-2]
1. =3,4*RC[-3]+RC[-2]
2. =(R[-1]C[-3]+R[-1]C[-2])*R[-1]C[-1]
3. =0,8*R[-2]C[-3]+0,9*R[-2]C[-2]-R[-2]C[-3]*R[-2]C[-2]
4. =(R[-3]C[-3]+R[-3]C[-1])*R[-3]C[-2]+0,1*R[-3]C[-3]
5. =(R[-4]C[-3]-R[-4]C[-1])*R[-4]C[-1]+R[-4]C[-2]*R[-4]C[-1]
6. =6*((R[-5]C[-3])^3-5*R[-5]C[-2]/6)/((R[-5]C[-3])^3-6*R[-5]C[-2])
7. =(15*(R[-6]C[-3])^2-7*R[-6]C[-2]/12)/(18*R[-6]C[-2]+(R[-6]C[-3])^2)
8. =(40*(R[-7]C[-2])^3+4*R[-7]C[-3]/9)/(6*(R[-7]C[-3])^2-18*R[-7]C[-3]*R[-7]C[-2])
9. =(((5*(R[-8]C[-3])^(3*R[-8]C[-2])-2))/(10*R[-8]C[-3]*R[-8]C[-2]))/((12*R[-8]C[-3]+R[-8]C[-2])/(3*R[-8]C[-3]-(R[-8]C[-2])^(5+2*R[-8]C[-3])))
10. =((5*(R[-9]C[-3])^(3+R[-9]C[-2])-2)/(10-R[-9]C[-3]*R[-9]C[-2]))/(12*R[-9]C[-3]*R[-9]C[-2]/(3*R[-9]C[-3]+(R[-9]C[-2])^2*R[-9]C[-3]))
Відповідь:
#include<stdio.h>
#include<stdlib.h>
int quantity(){
int y;
while(1){
printf("Введите количество элементов:\n");
if(!(scanf("%i",&y))||y<=0){
printf("Неккоректный ввод. Повторите\n");
fflush(stdin);}
else return y;}
}
float middle_arif(int quantity){
float f,sum=0;
int temp;
for(temp=0;temp<quantity;temp++){
while(1){
printf("Введите %i элемент:\n",temp+1);
if(!(scanf("%f",&f))||f<0||f>100){
printf("Неккоректный ввод. Повторите\n");
fflush(stdin);
}
else{
sum+=f;
fflush(stdin);
break;
}
}}
return sum/quantity;}
int main(){
setlocale(0,"");
printf("Среднее арифметическое значений равно %f",middle_arif(quantity()));
return 0;
}
