R Bridge Week 1 Assignment Please create the following exercises in .rmd format, publish to rub and submit both the rmd file and the rpub link. 1. Write a loop that calculates 12-factorial 2. Show how to create a numeric vector that contains the sequence from 20 to 50 by 5. 3. Create the function "quadratic" that takes a trio of input numbers a, b, and c and solve the quadratic equation. The function should print as output the two solutions