A be the set of students who passed the first semester = n (A) = 260 B be the set of students who passed the second-semester n (B) = 210 170 did... View Article
Let 1 / x = u and 1 / y = v u + v = 5 u - v = 1 On adding both equations, 2u = 6 and u = 3 Put u = 3 in one of the equations to get the value of... View Article
Let p (y) = a - 2y + 5y2 g (y) = y - 2 y - 2 = 0 y = 2 p (y) is divided by g (y) and remainder is 7. By the remainder theorem, p (2) = 7 a... View Article
The correct answer is (C) Hyalonema. Hyalonema is commonly called a Glass rope sponge. Explore more such questions and answers at BYJU’S.... View Article