C-02-Q125mediumsingle_mcqFor R={(x,y):x∈A,y∈A,x+y=1}R = \{(x, y) : x \in A, y \in A, x + y = 1\}R={(x,y):x∈A,y∈A,x+y=1} with A={−2,−1,0,1,2}A = \{-2, -1, 0, 1, 2\}A={−2,−1,0,1,2}, R=R =R=a{(−1,2),(0,1),(1,0),(2,−1)}\{(-1, 2), (0, 1), (1, 0), (2, -1)\}{(−1,2),(0,1),(1,0),(2,−1)}b{(−2,3),(−1,2),(0,1)}\{(-2, 3), (-1, 2), (0, 1)\}{(−2,3),(−1,2),(0,1)}c{(0,1),(1,0)}\{(0, 1), (1, 0)\}{(0,1),(1,0)}d{(−2,1),(−1,2)}\{(-2, 1), (-1, 2)\}{(−2,1),(−1,2)}ব্যাখ্যাSeeking pairs from AAA with x+y=1x+y=1x+y=1: (−1,2),(0,1),(1,0),(2,−1)(-1,2),(0,1),(1,0),(2,-1)(−1,2),(0,1),(1,0),(2,−1) all use elements of AAA and sum to 111. (Note (−2,3)(-2,3)(−2,3) fails since 3∉A3\notin A3∈/A.)