20. Evaluate each of the following expressions in both MATLAB and Excel: a) 12 /5 + 6 b) (12/5)6 c) 12 / (5 6) d)4A2 3 e)4 (2 3) f) (4 2) A 3 g) round(-12/5) 6 (search in excel and find the equivalent function for round) h) ceil (-12/5)6 (search in excel and find the equivalent function for ceil) i) floor (-12/5) 6 (search in excel and find the equivalent function for floor)