lab1

lab1/main.cpp

@@ -0,0 +1,19 @@
+#include <iostream>
+#include <cmath>
+
+using namespace std;
+
+int main() {
+
+//int z1 = 0;
+//int z2 = 0;
+int a = 0;
+
+cout << "Введите a: ";
+cin >> a;
+
+cout << "z1 = " << (1 - 2 * pow(sin(a), 2)) / (1 + sin(2 * a)) << endl;
+cout << "z2 = " << (1 - tan(a)) / (1 + tan(a)) << endl;
+
+return 0;
+}