Exercise 2: Create an HTML page for the following chemical and mathematical expressions (you may need to look up special HTML codes for making some patterns): C2H5OH + PC1s = C2HCl + POCl3 + HCI 4H3PO3 = 3H3PO4 + PH3 PC13 + Cl2 = PC15 eir = cos x + i sinx . n! r! r!(n r)! tan x tan xsecx dx = dx sec x secx mr u=secx -du u 1 1 + c 4 4 sec' x 1 4 --cos x+c -- cos