Python Program to Find the Sum of Cosine Series.

**Input:**

First Line: Value of x in degrees

Second Line: Number of terms

**Output:**

Print the Sum of Cosine Series

**Input:
**Value of X in degrees: 65
Number of terms: 10
**Output:**
Sum of Cosine Series: 0.42

import math def cosine(x,n): cosx = 1 sign = -1 for i in range(2, n, 2): pi=22/7 y=x*(pi/180) cosx = cosx + (sign*(y**i))/math.factorial(i) sign = -sign return cosx x=int(input("value of X in degrees: ")) n=int(input("Number of terms: ")) print("\nSum of the Cosine Series: ",round(cosine(x,n),2))

**INPUT_1:**

Value of X in degrees: 65

Number of terms: 10

**OUTPUT:**

Sum of the Cosine Series: 0.42

**INPUT_2:**

Value of X in degrees: 45

Number of terms: 10

**OUTPUT:**

Sum of the Cosine Series: 0.71

**INPUT_3:**

Value of X in degrees: 30

Number of terms: 20

**OUTPUT:**

Sum of the Cosine Series: 0.87

**INPUT_4:**

Value of X in degrees: 60

Number of terms: 20

**OUTPUT:**

Sum of the Cosine Series: 0.5

**ILLUSTRATION**