initial commit

zommath2.py

@@ -0,0 +1,58 @@
+from math import sqrt
+
+
+def bogocalc(buy, get, discount, price):
+    total = buy + get
+
+    buy_cost = buy * price
+    get_cost = get * price
+    unitprice = buy_cost + get_cost * (1 - discount / 100)
+    return unitprice / total
+
+
+class Quadratic:
+    def __init__(self, a=None, b=None, c=None):
+        self._a = a
+        self._b = b
+        self._c = c
+
+    def set_nums(self, a, b, c):
+        self._a = a
+        self._b = b
+        self._c = c
+
+    def deter(self):
+        return self._b**2 - 4 * self._a * self._c
+
+    def plusans(self):
+        top_plus = self._b - sqrt(self.deter())
+        plus_ans = top_plus / (2 * self._a)
+
+        return plus_ans
+
+    def minusans(self):
+        top_minus = self._b + sqrt(self.deter())
+        minus_ans = top_minus / (2 * self._a)
+
+        return minus_ans
+
+    def __str__(self):
+        return f"{self._a}x^2 + {self._b}x + {self._c}"
+
+
+if __name__ == "__main__":
+    q = Quadratic(1, 2, -3)
+    print(f"-2 ± √({q.deter()})")
+    print(2*1)
+    for a in range(1, 10):
+        q.set_nums(a, 2, -3)
+        print(f"Solving: {q}")
+        print(f"Plus ans: {q.plusans()}")
+        print(f"Minus ans: {q.minusans()}")
+        print(f"Determinant: {q.deter()}")
+
+
+
+
+#3 for 3 sale
+#buy x get y z% off`