`{:(,'A',,'B'),(1, intsin^(-1)xdx, (i), (1)/(2) tanx+c),(2, int tan x dx, (ii), x sin^(-1) x+sqrt(1-x^(2))),(3, int (1)/(1+cos 2x)dx, (iii), tan x+c),(4, int (1+tan^(2)x)dx, (iv), log (sec x)+c"या"- log cos x+c),(5, int sin^(2)xdx, (v), (1)/(2)(x-(1)/(2) sin 2x)):}`

Answer

`1 to (ii), 2. to (iv), 3.to (i), 4 to (iii),5 to(v)`