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#include <iostream> #include <cstdio> #include <cmath> using namespace std; //Q3 double cubic(double a[4], double x, double &f); int main() { // Write C++ code here int i; double a[4] = {1,3,2,4}; double x,f, ans; cout << "\ninput a(0-3):"; cin >> a[i]; cout << "\ninput x:"; cin >> x; ans = cubic(a,x,f); cout << ans; } double cubic(double a[4], double x, double &f){ int i; for(i=0; i<=3; i++){ f = a[i]*pow(x,i); } return f = a[i]*pow(x,i); }
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