python

2 Wite a program to find the sum of the cubes of thatural numbers Write a program to find the sum of the cubes of the first n natural numbers where the value of n is provided by the user. 3. Write a program to sum a series of numbers entered by the user. The program should first prompt the user for how many numbers are to be summed. The program should then prompt the user for each of the num- bers in turn and print out a total sum after all the numbers have been entered. Hint: Use an input statement in the body of the loop. Programming Exercises Write a program to calculate the volume and surface area of a sphere from V = 4/3m3 2. Write a program that calculates the cost per square inch of a circular pizza, iven its diameter and price. The formula for area is A =