Question 4a: Next Prime (3 points) Write a function called next_prime which takes a positive number n as an input and returns the next prime number greater than n Recall: A prime number is a number greater than 1 whose only factors are 1 and itself For example, the result of next_prime(2) should be 3 and next_prime (15) should be 17 In [3]: # Your code here In [51]: out [51]: In [54]: next-prime(40)=41 True next_prime (41)-43 Out[54]: True In [55]: next_prime (151)--157 out [55]: True In [ ]: # HIDDEN TESTS In [ ]: | # HIDDEN TESTS In [ ]: | # HIDDEN TESTS