Please provide matlab code for the following process

3. Calculate the first 20 numbers of the Fibonacci sequence using a loop. given that the first two values are 1 and 1. Write all 20 numbers to the Command Window as a row vector using fprintf. Include a label preceding the answer to identify your output in the Command Window such as 'The Fibonacci Sequence:'. *Note you may not use the built- in fibonacci' function to solve this problem, though you may use it to check your answers. Answer the following questions in comments in your script following this problem What type of loop did you use? Why? Was it necessary to use a loop to make this calculation or could matrix manipulation have been used? Why? a. b