Using MATLAB, can someone please help

Consider the matrix below (you can copy and past it into your matlab script 92 99 1 8 15 67 74 51 58 40 98 80 7 14 16 73 55 57 64 41 4 81 88 20 22 54 56 63 70 47 85 87 19 21 3 60 62 69 71 28 86 93 25 2 9 61 68 75 52 34 17 24 76 83 90 42 49 26 33 65 23 5 82 89 91 48 30 32 39 66 79 6 13 95 97 29 31 38 45 72 10 12 94 96 78 35 37 44 46 53 18 100 77 84 36 43 50 27 59]; Do the following matrix selection and/or manipulations 2a) Select the elements for index 5 through 10 (using index) 2b) Select elements elements 5 through 10 (using subscripts, that is rows and columns) 2e) Assign the third column to a new variable, veel 2d) Assign the 5th row to a new variable, vec2 2e) Select rows 1, 3 and's for columns 4 and 5 21) Identify all the elements that are greater or equal (>) to 85 2g) Identify all the elements that are smaller or equal (e) to 50 2h) Identify all the elements that smaller than 10 or greater than 90