py lab 2

#1(1)
def f(a, b):
  from math import sin
  from math import cos
  if (a >= 15):
    return sin(2 * a) + cos(2 * b)
  else:
    return (a + b**2)**(1 / 2)

a = float(input("Enter a: "))
b = float(input("Enter b: "))
z = f(a, b)
print(f"Result = {z:.4f}")

#1(2)
def f(n):
  sum = 0
  for i in range(n):
    sum += (i + 2) / (i + 1)
  return sum

n = int(input("Enter n: "))
print(f"Result = {f(n):.4f}")

#2
#file main.py
import func

n = int(input("Enter n: "))
print(f"Result = {func.f(n):.4f}")

#file func.py
def f(n):
  sum = 0
  for i in range(n):
    sum += (i + 2) / (i + 1)
  return sum