12th CBSE: MATH_CHAP_1_RELATIONS AND FUNCTIONS_Part- 9_NCERT EX.: 1.1 Sum 1)_ iv)_ v)_ a)_b)

0:37:33

Q) R = {(a, b) : a ≤ b^2}, Q) R = {(a, b) : b = a + 1}, Q) R = {(a, b) : a ≤ b}

0:23:58

1) R = {(x, y) : x – y is integer} 2) R = {(x, y) : x, y work...} 3) R = {(x, y) : x and y...}