Write a function to add up the first 20 terms of the following series 12!x2+4!x46!x6+ Begin your function with functiony=myseries(x) For the last problem (Finite series), find the x value which can make the summation of the 20 terms of series to be equal to 0 . This x value should be between 1 and 2 . Store your solution in a variable called ' x ' and make sure it has at least 8 accurate significant digits