pleas provide solution (MATLAB)

A53 16 For the folowing determine whether these statements are correct or not? If they are, what is produced by each set [4] strl = ' 456 '; % Note: Three blanks before & after str2 = ' abc '; $ Note: Three blanks before & after str3 [stri str2]; str4 = (strtrim(str1) strtrim(str2)); = str5 = (deblank (str1) deblank (str2)]; 11 = length(str1); 12 = length(str2); 13 = length(str3); 14 = length (str4); 15 = length (str5)