~~~~~~~~~Please use MATLAB to answer my incorrect old test questions (only answer #9,#12,#13)~~~~~~~~Thanks!

11. The function ismatrix takes two input arguments xx and mm and returns two values gg and ss. Write the function declaration (definition) ss ismatrix xx, mm lion L 12. On MATLAB's command prompt, how would you call the function ismatrix above with the inputs values 44 and 55 and assign your results to dawgl and dawg2? 44, ss 1 da nga resu Out 13. You have managed to bring the excel file test2data.xlsx to your current MATLAB folder. You want to extract all data from columns C through G but you want to limit your extraction to rows 44 to 120 of these columns Write an xlsread function that will take this data and assign it to the variable mydata