Find the inverses of the following matrices (if they exist) :
(1) `{:((1,3),(2,7)):}" "(2) {:((2,1),(7,4)):}" "(3) {:((1,-1),(2,3)):}" "(4) {:((3,-10),(2,-7)):}`

Find the inverse of each of the following matrix if it exists. [[1,3],[2,7]]

Find the inverse of the following matrices if exist : (i) |{:(5,-3),(2,2):}| (ii) |{:(1,-3),(-1,2):}| (iii) |{:(1,0,-1),(3,4,5),(0,-6,-7):}| (iv) |{:(1,-3,3),(2,2,-4),(2,0,2):}| (v) |{:(1,2,1),(1,-1,-2),(1,2,-1):}| (vi) |{:(4,-2,-1),(1,1,-1),(-1,2,4):}|

Find the inverse of the following matrices if exist : (i) |{:(5,-3),(2,2):}| (ii) |{:(1,-3),(-1,2):}| (iii) |{:(1,0,-1),(3,4,5),(0,-6,-7):}| (iv) |{:(1,-3,3),(2,2,-4),(2,0,2):}| (v) |{:(1,2,1),(1,-1,-2),(1,2,-1):}| (vi) |{:(4,-2,-1),(1,1,-1),(-1,2,4):}|

Find the inverse of each of the following matrix if it exists. [[2,1],[7,4]]