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18 lines
539 B
C
18 lines
539 B
C
#include<stdio.h>
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#include<math.h>
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int main() {
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float a,r,i,tn;
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int n;
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float sum=0;
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printf("Enter the first number of the G.P. series: ");
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scanf("%f",&a);
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printf("Enter the total numbers in the G.P. series: ");
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scanf("%d",&n);
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printf("Enter the common ratio of G.P. series: ");
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scanf("%f",&r);
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sum = (a*(1 - pow(r,n+1)))/(1-r);
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tn = a * (1 -pow(r,n-1));
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printf("tn term of G.P.: %f",tn);
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printf("\nSum of the G.P.: %f",sum);
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return 0;
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} |